Welcome Guest
SHOP BY CATEGORY
SHOP BY BRAND
SHOP BY VEHICLE
Sales Support 877-474-4821
877-260-5452
Call Our Stateside Experts!
Hypertech/Kleinn Train Horns Hypertech
Hypertech/Kleinn Train Horns On Sale
11 Product Groups
Switch to View Products
Hypertech Max Energy Power Programmers
Hypertech Max Energy Power ProgrammersFrom $369.71
- Internet Updateable
- Return To Stock Or Change Option Settings
- Read & Clear Diagnostic Trouble Codes (DTCs)
- Cooling Fan “On/Off” Temperatures
- 0-60 Throttle Restriction
- RPM “Rev” Limiter
- Fuel Management Systems "V4/V8 mode"
- Automatic Transmission Adjustments
- Speedometer Calibrator
- California Residents: WARNING
From $369.71
4.0
4.0
(12)
Hypertech Speedometer Calibrator Programmers
Hypertech In-Line Speedometer Calibrator ModuleFrom $239.95
- Automatically corrects speedometer and odometer readings for non-stock tire sizes and/or non-stock rear-end gear ratios (accurate odometer readings are required by law).
- California Residents: WARNING
From $239.95
3.9
3.9
(35)
Kleinn Model HDKIT-230 Triple Train Horns
Kleinn Train Horns Ultimate Train Horn And Onboard Air SystemFrom $1,049.95
- 150 PSI air compressor
- 3 gallon steel air tank with Cortec? interior anti corrosion coating
- Vehicle specific brackets
- Custom fit wiring
- Includes all fittings, air lines and hardware
- California Residents: WARNING
From $1,049.95
5.0
5.0
(1)
Kleinn Onboard Air Systems
Kleinn Train Horns Onboard Air SystemFrom $1,029.95
- 3.0 gallon air tank
- 110/145 PSI pressure switch
- Remote mount intake filter
- Includes mounting brackets and hardware
- California Residents: WARNING
From $1,029.95
3.9
3.9
(20)
Kleinn Ultra BlastMaster Upgrade Kits
Kleinn Train Horns Ultra BlastMaster Upgrade KitFrom $199.95
- Upgrade kit for use with Model 730 Demon
- Two high performance VX6003 valves
- Air lines and fittings
- California Residents: WARNING
From $199.95
5.0
5.0
(3)
Hypertech Street Runner Power Chip
Hypertech Street Runner Power ChipFrom $136.99
- Hypertech Power Chips replace your OEM computer's stock PROM which holds the settings that control your fuel flow and spark advance. With a wide range of chips available tuned for both stock and modified applications Hypertech Power Chips power upgrades tailor made to suit your needs.
- California Residents: WARNING
From $136.99
Hypertech ThermoMaster Power Chip
Hypertech ThermoMaster Power ChipFrom $145.99
- Hypertech Power Chips replace your OEM computer's stock PROM which holds the settings that control your fuel flow and spark advance. With a wide range of chips available tuned for both stock and modified applications Hypertech Power Chips power upgrades tailor made to suit your needs.
- California Residents: WARNING
From $145.99
5.0
5.0
(5)
Kleinn Air Compressors
Kleinn Train Horns Air CompressorFrom $109.95
- 12-volt permanent magnetic motor
- Rated for use with up to 5 gallon tank
- Includes mounting hardare and installation instructions
- California Residents: WARNING
From $109.95
Kleinn Train Horns Safety Valve
Kleinn Train Horns Safety ValveFrom $9.95
- 1/4 inch M NPT
- California Residents: WARNING
From $9.95
Hypertech Power Pump Electric Fuel Pump
Hypertech Power Pump Electric Fuel PumpFrom $140.99
- The Hypertech Power Pump is an electric externally-mounted pump designed to work with stock and slightly modified engines making up to 550 horsepower using a fuel injection system.
- California Residents: WARNING
From $140.99
From $104.95
3.6
3.6
(5)
435 Products
Switch to View Product Groups
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Heavy-Duty Onboard Air System - 6450
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- 150 PSI compressor
- 5.0 gallon air tank
- 110/145 PSI pressure switch
- 175 PSI safety valve
- 1/4 inch NPT drain cock
- 1/4 inch NPT compression fitting
- 35 foot tire inflator coil hose w/ carrying case
- Remote mount intake filter
- Mounting brackets and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$579.95
Only 2 left in Stock ?
$579.95
Only 2 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- 150 PSI compressor
- 5.0 gallon air tank
- 110/145 PSI pressure switch
- 175 PSI safety valve
- 1/4 inch NPT drain cock
- 1/4 inch NPT compression fitting
- 35 foot tire inflator coil hose w/ carrying case
- Remote mount intake filter
- Mounting brackets and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Hypertech Speedometer/Odometer Recalibration Programmer - 732500
- Fitment: Direct Fit
- In-Line Speedometer Calibrator Module
- Updates via internet to a full function Max Energy Power Programmer
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$279.95
$312.90
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$279.95
$312.90
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- In-Line Speedometer Calibrator Module
- Updates via internet to a full function Max Energy Power Programmer
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Train Horns Trail Blaster Dual Air Horn Kit - JEEPKIT-1
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Direct Fit
- Dual air horn kit
- Black
- 120 PSI
- 0.66 gallon air tank
- Sealed air comp.
- Custom USA made mounting brackets
- Mounting hardware, wiring, and other installation accessories included
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$499.95
$699.99
Only 2 left in Stock ?
$499.95
$699.99
Only 2 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Direct Fit
- Dual air horn kit
- Black
- 120 PSI
- 0.66 gallon air tank
- Sealed air comp.
- Custom USA made mounting brackets
- Mounting hardware, wiring, and other installation accessories included
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Hypertech Speedometer Calibrator - 730129
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Direct Fit
- Gas and Diesel engines
- Speedometer and odometer correction: 24" - 40" tires (in .25" increments)
- Reads, displays, and clears diagnostic trouble codes (DTC's)
- Installs in minutes
- Internet updatable
- Recalibrate Speedometer & Odometer for non-stock gear ratios and/or tire sizes
- Option to return vehicle to stock settings
- Read/Clear diagnostic trouble codes
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$249.95
$324.76
In-Stock Ships next business day ?
$249.95
$324.76
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Direct Fit
- Gas and Diesel engines
- Speedometer and odometer correction: 24" - 40" tires (in .25" increments)
- Reads, displays, and clears diagnostic trouble codes (DTC's)
- Installs in minutes
- Internet updatable
- Recalibrate Speedometer & Odometer for non-stock gear ratios and/or tire sizes
- Option to return vehicle to stock settings
- Read/Clear diagnostic trouble codes
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Hypertech Speedometer/Odometer Recalibration Programmer - 732501
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Direct Fit
- Speedometer/Odometer Correction For Gears 2.56, 2.73, 3.08, 3.23, 3.42, 3.73, 4.10, 4.56, 4.88 and 5.13
- Return Back To Stock
- DTCs Read and Clear
- Internet Updateable
- Updatable Via Internet To a Full Function Max Energy Power Programmer
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$279.95
$312.90
Only 2 left in Stock ?
$279.95
$312.90
Only 2 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Direct Fit
- Speedometer/Odometer Correction For Gears 2.56, 2.73, 3.08, 3.23, 3.42, 3.73, 4.10, 4.56, 4.88 and 5.13
- Return Back To Stock
- DTCs Read and Clear
- Internet Updateable
- Updatable Via Internet To a Full Function Max Energy Power Programmer
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Hypertech Speedometer Calibrator - 3350
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Direct Fit
- Corrects speedometer readings after installing non-stock tire sizes or changing rear gear ratios
- Correct speedometer for accurate readings (as required by law) for tire sizes up to 54"
- Large 4.3" full color screen with user-friendly navigation for simple installation/feature changes
- Easy to view color screen even in direct sunlight
- Read/display/clear diagnostic trouble codes
- Vehicle Specific
- 50 State legal
- California Residents:WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$239.95
$264.00
Only 3 left in Stock ?
$239.95
$264.00
Only 3 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Direct Fit
- Corrects speedometer readings after installing non-stock tire sizes or changing rear gear ratios
- Correct speedometer for accurate readings (as required by law) for tire sizes up to 54"
- Large 4.3" full color screen with user-friendly navigation for simple installation/feature changes
- Easy to view color screen even in direct sunlight
- Read/display/clear diagnostic trouble codes
- Vehicle Specific
- 50 State legal
- California Residents:WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Onboard Air System and Model 102-1 Air Horn - CANX3-KIT
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- 17-19 Can-Am X3 Maverick
- 100% Bolt-on
- No drilling, cutting or welding
- 150 PSI exclusive Kleinn Waterproof Air Compressor
- Easily inflates UTV and truck tires up to 37"
- 1-gallon steel air tank Made in USA
- Direct fit powder coated mounting brackets
- Model 102-1 Dual Air Horn 153.5 Decibels
- Quick connect tire inflator with storage bag
- Complete with hardware, fittings, air line, wiring and detailed instructions
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$899.95
$1,279.99
Only 4 left in Stock ?
$899.95
$1,279.99
Only 4 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- 17-19 Can-Am X3 Maverick
- 100% Bolt-on
- No drilling, cutting or welding
- 150 PSI exclusive Kleinn Waterproof Air Compressor
- Easily inflates UTV and truck tires up to 37"
- 1-gallon steel air tank Made in USA
- Direct fit powder coated mounting brackets
- Model 102-1 Dual Air Horn 153.5 Decibels
- Quick connect tire inflator with storage bag
- Complete with hardware, fittings, air line, wiring and detailed instructions
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Onboard Air System - CANX3-OBA
- Fitment: Universal Fit
- 17-19 Can-Am X3 Maverick
- 100% Bolt-on
- No drilling, cutting or welding
- 150 PSI exclusive Kleinn Waterproof Air Compressor
- Easily inflates UTV and truck tires up to 37"
- 1-gallon steel air tank Made in USA
- Direct fit powder coated mounting brackets
- Model 102-1 Dual Air Horn 153.5 Decibels
- Quick connect tire inflator with storage bag
- Complete with hardware, fittings, air line, wiring and detailed instructions
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$729.95
$1,039.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$729.95
$1,039.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 17-19 Can-Am X3 Maverick
- 100% Bolt-on
- No drilling, cutting or welding
- 150 PSI exclusive Kleinn Waterproof Air Compressor
- Easily inflates UTV and truck tires up to 37"
- 1-gallon steel air tank Made in USA
- Direct fit powder coated mounting brackets
- Model 102-1 Dual Air Horn 153.5 Decibels
- Quick connect tire inflator with storage bag
- Complete with hardware, fittings, air line, wiring and detailed instructions
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Direct Drive Air Compressor - DD1
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- Instant-on, high flow compressor
- Relay included
- Tubing included
- Mounting hardware included
- Instructions included
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping on Orders Over $99
$59.95
$89.99
Only 2 left in Stock ?
$59.95
$89.99
Only 2 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- Instant-on, high flow compressor
- Relay included
- Tubing included
- Mounting hardware included
- Instructions included
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping on Orders Over $99
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Underhood Train Horn System - GMTRK-1
- Fitment: Direct Fit
- Model 220 Train Horn
- Underhood train horn system
- Bolt-on
- Plug-and-play
- 10.5" L
- 150 PSI
- 1.0 Gal. air tank
- Sealed air compressor
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$599.95
$849.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$599.95
$849.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- Model 220 Train Horn
- Underhood train horn system
- Bolt-on
- Plug-and-play
- 10.5" L
- 150 PSI
- 1.0 Gal. air tank
- Sealed air compressor
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Train Horns GM Heavy-Duty Train Horn Kit - HDKIT-630
- Fitment: Direct Fit
- Up to 35 inch tires
- Will not work with powered side steps
- 150 PSI air compressor
- 1.17 CFM
- 3 gallon steel air tank with Cortec interior anti corrosion coating
- The Beast Model 230 triple ABS train horn
- Bolt on installation
- Vehicle specific brackets
- Under truck mounting
- Custom Tire inflation kit
- Includes all fittings, air lines and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$1,099.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,099.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- Up to 35 inch tires
- Will not work with powered side steps
- 150 PSI air compressor
- 1.17 CFM
- 3 gallon steel air tank with Cortec interior anti corrosion coating
- The Beast Model 230 triple ABS train horn
- Bolt on installation
- Vehicle specific brackets
- Under truck mounting
- Custom Tire inflation kit
- Includes all fittings, air lines and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Train Horns GM Heavy-Duty Train Horn Kit - HDKIT-634
- Fitment: Direct Fit
- 37 inch tires or larger
- Will not work with powered side steps
- 150 PSI air compressor
- 1.66 CFM
- 3 gallon steel air tank with Cortec interior anti corrosion coating
- The Beast Model 230 triple ABS train horn
- Bolt on installation
- Vehicle specific brackets
- Under truck mounting
- Custom Tire inflation kit
- Includes all fittings, air lines and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$1,139.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,139.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- 37 inch tires or larger
- Will not work with powered side steps
- 150 PSI air compressor
- 1.66 CFM
- 3 gallon steel air tank with Cortec interior anti corrosion coating
- The Beast Model 230 triple ABS train horn
- Bolt on installation
- Vehicle specific brackets
- Under truck mounting
- Custom Tire inflation kit
- Includes all fittings, air lines and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Train Horns GM Heavy-Duty Train Horn Kit - HDKIT-730
- Fitment: Direct Fit
- Up to 35 inch tires
- Will not work with powered side steps
- 150 PSI air compressor
- 1.17 CFM
- 3 gallon steel air tank with Cortec interior anti corrosion coating
- The Demon Model 730 triple steel train horn
- Bolt on installation
- Vehicle specific brackets
- Under truck mounting
- Custom Includes all fittings, air lines, hardware and tire inflation kit
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$1,199.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,199.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- Up to 35 inch tires
- Will not work with powered side steps
- 150 PSI air compressor
- 1.17 CFM
- 3 gallon steel air tank with Cortec interior anti corrosion coating
- The Demon Model 730 triple steel train horn
- Bolt on installation
- Vehicle specific brackets
- Under truck mounting
- Custom Includes all fittings, air lines, hardware and tire inflation kit
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn GM Heavy-Duty 35-Inch Tire Onboard Air System - HDOBA-6350
- Fitment: Direct Fit
- Up to 35 inch tires
- 150 PSI compressor
- 3.0 gallon air tank
- 110/145 PSI pressure switch
- Remote mount intake filter
- 35 foot tire inflator coil hose with carrying case
- Includes mounting brackets and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$799.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$799.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- Up to 35 inch tires
- 150 PSI compressor
- 3.0 gallon air tank
- 110/145 PSI pressure switch
- Remote mount intake filter
- 35 foot tire inflator coil hose with carrying case
- Includes mounting brackets and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn GM Heavy-Duty 37-Inch Tire Onboard Air System - HDOBA-6450
- Fitment: Direct Fit
- 37 inch tires and larger
- 150 PSI compressor
- 5.0 gallon air tank
- 110/145 PSI pressure switch
- 35 foot tire inflator coil hose with carrying case
- Remote mount intake filter
- Includes mounting brackets and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$869.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$869.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- 37 inch tires and larger
- 150 PSI compressor
- 5.0 gallon air tank
- 110/145 PSI pressure switch
- 35 foot tire inflator coil hose with carrying case
- Remote mount intake filter
- Includes mounting brackets and hardware
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Pro Blaster Dual Air Horn Kit - HK-EURO
- Fitment: Universal Fit
- Pro Blaster
- Dual air horn kit
- Dual oscillating ABS Euro tone
- Black (2) Trumpets
- 15.5"/10.5" L
- 150 PSI
- 1.5 Gal. air tank with (5) 1/4" NPT ports
- Sealed air compressor
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$399.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$399.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Pro Blaster
- Dual air horn kit
- Dual oscillating ABS Euro tone
- Black (2) Trumpets
- 15.5"/10.5" L
- 150 PSI
- 1.5 Gal. air tank with (5) 1/4" NPT ports
- Sealed air compressor
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Heavy-Duty Air Compressor - 6450RC
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 150 Max PSI
- 100% duty cycle
- 1.66 CFM
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$299.95
$425.99
In-Stock Ships next business day ?
$299.95
$425.99
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- 150 Max PSI
- 100% duty cycle
- 1.66 CFM
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Train Horns Ultra BlastMaster Upgrade Kit - 6890
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- For use with Kleinn 730 train horns
- Includes: (2) high performance VX6003 valves, fitting, air line
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$199.95
$283.99
In-Stock Ships next business day ?
$199.95
$283.99
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- For use with Kleinn 730 train horns
- Includes: (2) high performance VX6003 valves, fitting, air line
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Onboard Air System - 7270
- Fitment: Universal Fit
- Onboard Air System
- 130
- 130 PSI
- 15 Percent Duty Cycle
- Prewired And Plumbed Air Compressor And Tank Combo System
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$199.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$199.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Onboard Air System
- 130
- 130 PSI
- 15 Percent Duty Cycle
- Prewired And Plumbed Air Compressor And Tank Combo System
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Onboard Air System - 7275
- Fitment: Universal Fit
- Onboard Air System
- 150
- 150 PSI
- 50 Percent Duty Cycle
- Prewired And Plumbed Air Compressor And Tank Combo System
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$239.95
$339.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$239.95
$339.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Onboard Air System
- 150
- 150 PSI
- 50 Percent Duty Cycle
- Prewired And Plumbed Air Compressor And Tank Combo System
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Onboard Air System - 7350
- Fitment: Universal Fit
- Onboard Air System
- 150HD
- 150 PSI
- 100 Percent Duty Cycle
- Prewired And Plumbed Air Compressor And Tank Combo System
- Incl. Tire Inflation Kit
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$299.95
$419.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$299.95
$419.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Onboard Air System
- 150HD
- 150 PSI
- 100 Percent Duty Cycle
- Prewired And Plumbed Air Compressor And Tank Combo System
- Incl. Tire Inflation Kit
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Train Horns Safety Valve - 52175
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Universal Fit
- Safety Valve
- 170 PSI Pop Off
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping on Orders Over $99
$9.95
Only 3 left in Stock ?
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$9.95
Only 3 left in Stock
?
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Universal Fit
- Safety Valve
- 170 PSI Pop Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping on Orders Over $99
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Train Horns Safety Valve - 52250
- Fitment: Universal Fit
- Safety Valve
- Brass
- 250 PSI Pop Off
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping on Orders Over $99
$9.95
$14.19
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$9.95
$14.19
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Safety Valve
- Brass
- 250 PSI Pop Off
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping on Orders Over $99
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Direct Drive Dual Horn - 6126
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Direct Drive Dual Horn
- 2-Chrome Plated Trumpets
- 8.5 in./6.5 in. L
- Dual Air Horns
- 132 dB Output
- Incl. Direct Drive Comp./Mounting Hardware/Relay/Tubing
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping on Orders Over $99
$79.95
$113.99
In-Stock Ships next business day ?
$79.95
$113.99
In-Stock Ships next business day
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Direct Drive Dual Horn
- 2-Chrome Plated Trumpets
- 8.5 in./6.5 in. L
- Dual Air Horns
- 132 dB Output
- Incl. Direct Drive Comp./Mounting Hardware/Relay/Tubing
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping on Orders Over $99
