Welcome Guest

SHOP BY CATEGORY

SHOP BY BRAND

SHOP BY VEHICLE

SPECIAL DEALS

Clearance
Limited Time Promotions
Suspension Kits

NEW ITEMS

RESOURCES

Order Status
4X4 Resource Center
Installations & Services
How She 4 Wheels
Affirm Financing
Careers

Choose from 40+ 4WP stores

Check nearby stores

Sales Support 877-474-4821

Settings
My Wishlist
My Garage
Log in

Amount (in dollars)

MY ACCOUNT

Settings
My Wishlist
My Garage
Log in

FIND A STORE

SUPPORT

CART 0

877-260-5452 Call Our Stateside Experts!

ARB
Bestop
BFGoodrich
Bilstein
Mickey Thompson
FOX
FUEL
G2 Axle & Gear
Method Wheels
Morimoto
Pro Comp
Rough Country
Smittybilt
Toyo Tires
See all brands

Shop By Model
Bronco HQ
Jeep Wrangler JL
Jeep Gladiator
Jeep Wrangler JK
Ford F-150
Toyota Tacoma

Clearance
Limited Time Promotions
Suspension Kits

NEW ITEMS

Order Status
4X4 Resource Center
Installations & Services
How She 4 Wheels
Affirm Financing
Careers

Select a New Vehicle

Tell Us What You Think

Please enter your feedback in the box below.

Or Cancel

Thank you! Your feedback has been submitted.

If you would like a response to your feedback, please enter your email address below. We will never use your email address for any other purpose. (Optional).

Or Cancel

Home
Powermaster
Rigid Industries
On Sale
Performance Parts
Electrical

150 Amperes One-Wire Powermaster Electrical

What Do You Drive?
Select your vehicle to see product options

REFINE BY:

Your Selection

Amps
150 Amperes
Wiring
One-Wire
Brand
Powermaster
Rigid Industries

Fitment

Direct Fit (3)
Universal Fit (2)

Finish

Black (3)
Chrome (1)
Natural (1)

Part Type

Alternator (3)
Alternators (2)

Price Range

$400 to $499 (4)
$500 to $749 (1)

View By Product GroupSwitch to View Product Groups
View By Individual ItemsSwitch to View Products

150 Amperes One-Wire Powermaster On Sale

3 Product Groups

Switch to View Products

SORT BY

Powermaster Street Alternators

Powermaster Alternators

From $406.99

Available in Natural or Polished finish
Bolt on installation
Uses same belt as the factory
Delivers up to 50% more output at idle
California Residents: WARNING

From $406.99

4.6 4.6 (459)

Powermaster Denso Racing Alternators

Powermaster Denso Racing Alternator

From $495.99

Denso Racing Alternator
California Residents: WARNING

From $495.99

Powermaster XS Volt Denso Racing Alternator

From $520.99

XS Volt Denso Racing Alternator
California Residents: WARNING

From $520.99

5 Products

Switch to View Product Groups

SORT BY

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!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

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.

Email*

Choose Your Secure Checkout Method

Email Address

Password

Remember me

Reset Password

Create An Account

First Name *:

Last Name *:

Email *:

Password *:

Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

Add to Wishlist

Part Number: POW37796

Powermaster Alternator (Chrome) - 37796

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Alternator
150 Amp
Chrome
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$493.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

Powermaster Alternator (Chrome) - 37796

Part #: POW37796

$493.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Alternator
150 Amp
Chrome
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

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.

Email*

Choose Your Secure Checkout Method

Email Address

Password

Remember me

Reset Password

Create An Account

First Name *:

Last Name *:

Email *:

Password *:

Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

Add to Wishlist

Powermaster Alternator (Natural) - 47796

Part Number: POW47796

Powermaster Alternator (Natural) - 47796

4.0 4.0 (1)

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Alternator
Ford 6G
150 Amp
Natural
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$406.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

Powermaster Alternator (Natural) - 47796

Part #: POW47796

4.0 4.0 (1)

$406.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Alternator
Ford 6G
150 Amp
Natural
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

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.

Email*

Choose Your Secure Checkout Method

Email Address

Password

Remember me

Reset Password

Create An Account

First Name *:

Last Name *:

Email *:

Password *:

Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

Add to Wishlist

Part Number: POW57796

Powermaster Alternator (Black) - 57796

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Alternator
Ford 6G
150 Amp
Black
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$440.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

Powermaster Alternator (Black) - 57796

Part #: POW57796

$440.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
Alternator
Ford 6G
150 Amp
Black
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

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.

Email*

Choose Your Secure Checkout Method

Email Address

Password

Remember me

Reset Password

Create An Account

First Name *:

Last Name *:

Email *:

Password *:

Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

Add to Wishlist

Powermaster Denso Racing Alternator (Black) - 8152

Part Number: POW8152

Powermaster Denso Racing Alternator (Black) - 8152

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
Denso Racing Alternator
150 Amp/60 Amp At Idle
Black
12V
Small
One Wire
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$495.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

Powermaster Denso Racing Alternator (Black) - 8152

Part #: POW8152

$495.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
Denso Racing Alternator
150 Amp/60 Amp At Idle
Black
12V
Small
One Wire
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

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!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

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.

Email*

Choose Your Secure Checkout Method

Email Address

Password

Remember me

Reset Password

Create An Account

First Name *:

Last Name *:

Email *:

Password *:

Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

Add to Wishlist

Powermaster XS Volt Denso Racing Alternator (Black) - 8158

Part Number: POW8158

Powermaster XS Volt Denso Racing Alternator (Black) - 8158

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
XS Volt
Denso Racing Alternator
150 Amp/60 Amp At Idle
Black
12V
Small
One Wire
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$520.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

Powermaster XS Volt Denso Racing Alternator (Black) - 8158

Part #: POW8158

$520.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
XS Volt
Denso Racing Alternator
150 Amp/60 Amp At Idle
Black
12V
Small
One Wire
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

SHOP 4WP's HUGE SELECTION

Item added to Cart.

VIEW CART

150 Amperes One-Wire Powermaster Electrical

What Do You Drive? Select your vehicle to see product options

150 Amperes One-Wire Powermaster On Sale

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

$493.99

$493.99

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

$406.99

$406.99

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

$440.99

$440.99

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

$495.99

$495.99

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

$520.99

$520.99

How to Get it

PROMOTIONS AUTOMATICALLY APPLIED

Join our mailing list to receive information on new products, special events, discounts and more!

Shop Safety Online

We Proudly Accept

What Do You Drive?
Select your vehicle to see product options