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4 Inches/4 Inches Flowmaster Exhaust/Synergy Manufacturing Performance Parts
4 Inches/4 Inches Flowmaster Exhaust/Synergy Manufacturing On Sale
2 Product Groups
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Flowmaster Exhaust Outlaw Series Race Muffler
Flowmaster Exhaust Outlaw Series Race MufflerFrom $154.95
- The Flowmaster Outlaw Series Race Mufflers are our smallest and lightest race mufflers to date. When attached directly to the collector, it generally produces more power than open headers, while taking the ?edge? off that open header sound. These race mufflers are designed to be used at race tracks requiring mufflers, but without dB restrictions.
- California Residents: WARNING
From $154.95
5.0
5.0
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Flowmaster Pro Series Laminar Flow Mufflers
Flowmaster Exhaust Pro Series MufflerFrom $285.95
- Most versatile Laminar Flow muffler we offer
- Deeper tone for great performance sound
- 409S Stainless Steel construction
- Limited lifetime warranty to original purchaser
- Low exterior heat via Cool Shell technology
- Both full-size and shorty version available
- California Residents: WARNING
From $285.95
2 Products
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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!
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Flowmaster Pro Series Muffler - 14020100
- Fitment: Universal Fit
- Pro Series Muffler
- Aluminized
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
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Qualifies for Free Shipping
$285.95
$307.00
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
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LOW PRICE GUARANTEE
EASY RETURNS
$285.95
$307.00
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 Series Muffler
- Aluminized
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
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
Flowmaster Outlaw Series Race Muffler - 15440S
- Fitment: Universal Fit
- Center inlet 4"
- Center outlet 4"
- 5" Body width
- 7" Body Length
- Overall length 13"
- Durable fully welded 16 gauge aluminized steel - round case allows install in limited space applications
- Designed for maximum horsepower and torque
- Minimal decibel reduction - race application where muffler rules are in effect
- No internal packing to blowout
- Not a direct fit, some adaptation required
- California Residents: WARNINGv + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$154.95
$167.00
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
$154.95
$167.00
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Center inlet 4"
- Center outlet 4"
- 5" Body width
- 7" Body Length
- Overall length 13"
- Durable fully welded 16 gauge aluminized steel - round case allows install in limited space applications
- Designed for maximum horsepower and torque
- Minimal decibel reduction - race application where muffler rules are in effect
- No internal packing to blowout
- Not a direct fit, some adaptation required
- California Residents: WARNINGv + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
