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Powermaster/TeraFlex Performance Parts
Powermaster/TeraFlex Performance Parts
49 Product Groups
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Powermaster Street Alternators
Powermaster AlternatorsFrom $164.99
- 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 $164.99
4.6
4.6
(459)
TeraFlex Exhaust Spacer Kit
TeraFlex Exhaust Spacer KitFrom $63.99
- 3.6L engines
- Use on JKs with lifts over 2 inch
- Spacers are installed between head pipe flanges and the flanges of the cross pipe
- California Residents: WARNING
From $63.99
5.0
5.0
(1)
TeraFlex Hand Throttle
TeraFlex Hand ThrottleFrom $47.99
- Manual transmission only
- Off-road use only
- California Residents: WARNING
From $47.99
4.7
4.7
(7)
Powermaster XS Torque Starters
Powermaster XS Torque StarterFrom $279.99
- XS Torque Starter
- California Residents: WARNING
From $279.99
5.0
5.0
(6)
Powermaster Diesel Starter
Powermaster Diesel StarterFrom $281.99
- Diesel Starter
- California Residents: WARNING
From $281.99
Powermaster Serpentine Drive Belt
Powermaster Serpentine Drive BeltFrom $41.99
- Serpentine Drive Belt
- California Residents: WARNING
From $41.99
Powermaster Overdrive Pulley
Powermaster Overdrive PulleyFrom $17.99
- Overdrive Pulley
- Serpentine
- 6 Groove
- OD-54mm
- California Residents: WARNING
From $17.99
5.0
5.0
(2)
Powermaster Ultra Torque High Speed Starter
Powermaster Ultra Torque High Speed StarterFrom $409.99
- Ultra Torque High Speed Starter
- California Residents: WARNING
From $409.99
Powermaster Hitachi Short Starter
Powermaster Hitachi Short StarterFrom $211.99
- Hitachi Short Starter
- 153/168 Tooth Flywheel
- 160 ft./lb. Torque
- 3.7-1 Gear Reduction
- California Residents: WARNING
From $211.99
Powermaster Hitachi Long Starter
Powermaster Hitachi Long StarterFrom $235.99
- Hitachi Long Starter
- 153/168 Tooth Flywheel
- 180 ft. lb. Torque
- 3.7-1 Gear Reduction
- California Residents: WARNING
From $235.99
Powermaster Mastertorque Starters
Powermaster Mastertorque StarterFrom $246.99
- Mastertorque Starter
- 180 ft. lb. Torque
- 4.4-1 Gear Reduction
- California Residents: WARNING
From $246.99
Powermaster Ultra Torque Starters
Powermaster Ultra Torque StarterFrom $346.99
- Ultra Torque Starter
- California Residents: WARNING
From $346.99
5.0
5.0
(2)
Powermaster PowerGEN Alternators
Powermaster PowerGENFrom $238.99
- PowerGEN
- California Residents: WARNING
From $238.99
Powermaster PowerMax Starter
Powermaster PowerMax StarterFrom $175.99
- PowerMax Starter
- 160 ft./lb. Torque
- 4.4-1 Gear Reduction
- California Residents: WARNING
From $175.99
5.0
5.0
(2)
From $196.99
Powermaster Wiring Harness Adapters
Powermaster Wiring Harness AdapterFrom $23.99
- Alternator Wiring Harness Adapter
- California Residents: WARNING
From $23.99
Powermaster Denso Racing Alternators
Powermaster Denso Racing AlternatorFrom $242.99
- Denso Racing Alternator
- California Residents: WARNING
From $242.99
Powermaster Alternator
Mr. Gasket AlternatorFrom $198.99
- Mr. Gasket Alternator
- California Residents: WARNING
From $198.99
Powermaster Pro Series Alternator Kits
Powermaster Pro Series Alternator KitFrom $1,025.99
- Pro Series Alternator Kit
- California Residents: WARNING
From $1,025.99
Powermaster Racing Alternators
Powermaster Racing AlternatorFrom $188.99
- Racing Alternator
- California Residents: WARNING
From $188.99
Powermaster Chrome Alternator Pulley
Powermaster Chrome Alternator PulleyFrom $21.99
- Chrome Pulley
- Double V-Belt
- 3/8 in. x 2 5/8 in. OD
- California Residents: WARNING
From $21.99
4.5
4.5
(6)
Powermaster Chrome Low Mount Bracket
Powermaster Chrome Low Mount BracketFrom $125.99
- Chrome Low Mount Bracket
- California Residents: WARNING
From $125.99
Powermaster Snug Mount Bracket
Powermaster Snug Mount BracketFrom $100.99
- Snug Mount Bracket
- California Residents: WARNING
From $100.99
618 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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Powermaster High-Output Alternator (Natural) - 47294
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
- 140/80 amp
- Natural finish
- V-belt pulley
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$212.99
In-Stock Ships next business day ?
$212.99
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: Direct Fit
- 140/80 amp
- Natural finish
- V-belt pulley
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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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TeraFlex Exhaust Spacer Kit - 2610000
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
- 2 and 4-door models
- 3.6L engines
- Use on JKs with lifts over 2 inch
- Spacers are installed between head pipe flanges and the flanges of the cross pipe
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping on Orders Over $99
$63.99
In-Stock Ships next business day ?
$63.99
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
- 2 and 4-door models
- 3.6L engines
- Use on JKs with lifts over 2 inch
- Spacers are installed between head pipe flanges and the flanges of the cross pipe
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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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Reset Password
An email is sent to .
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TeraFlex Hand Throttle Control Kit - 4870402
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
- Useful when use of the clutch, gas, and brake are needed together
- Designed for off-road use only
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping on Orders Over $99
$47.99
In-Stock Ships next business day ?
$47.99
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
- Useful when use of the clutch, gas, and brake are needed together
- Designed for off-road use only
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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
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Add to Wishlist
Powermaster Overdrive Pulley - 115
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
- Overdrive Pulley
- Serpentine
- 6 Groove
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping on Orders Over $99
$21.99
$20.00
In-Stock Ships next business day ?
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
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Email me when this product comes in stock
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$21.99
$20.00
In-Stock Ships next business day
?
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:
In-Stock Ships next business day ?- Fitment: Universal Fit
- Overdrive Pulley
- Serpentine
- 6 Groove
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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
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Add to Wishlist
Powermaster Wiring Harness Adapter - 150
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
- Wiring Harness Adapter
- 10DN To 10SI
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$35.99
Only 3 left in Stock ?
$35.99
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: Universal Fit
- Wiring Harness Adapter
- 10DN To 10SI
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day 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!
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
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Powermaster Ford 1G Alternator (Chrome) - 17078
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
- Chrome
- 60 Amp
- Externally regulated
- Includes 1V pulley
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$199.99
$191.25
In-Stock Ships next business day ?
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
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$199.99
$191.25
In-Stock Ships next business day
?
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:
In-Stock Ships next business day ?- Fitment: Direct Fit
- Chrome
- 60 Amp
- Externally regulated
- Includes 1V pulley
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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
Powermaster Alternator (Chrome) - 17102
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
- Alternator
- 65 Amp
- Chrome
- External Regulated
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$211.99
$201.25
In-Stock Ships next business day ?
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$211.99
$201.25
In-Stock Ships next business day
?
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:
In-Stock Ships next business day ?- Fitment: Direct Fit
- Alternator
- 65 Amp
- Chrome
- External Regulated
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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
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Add to Wishlist
Powermaster GM 10si Alternator (Chrome) - 17127
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
- Chrome
- Internally regulated
- 65 amp
- One wire
- OE look
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$199.99
In-Stock Ships next business day ?
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$199.99
In-Stock Ships next business day
?
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:
In-Stock Ships next business day ?- Fitment: Direct Fit
- Chrome
- Internally regulated
- 65 amp
- One wire
- OE look
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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
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Add to Wishlist
Powermaster GM 12si Alternator (Chrome) - 17294
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
- Chrome
- 100 amp
- One wire
- OE look
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$199.99
In-Stock Ships next business day ?
$199.99
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: Direct Fit
- Chrome
- 100 amp
- One wire
- OE look
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
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
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Add to Wishlist
Powermaster Alternator (Chrome) - 17509
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
- Alternator
- Early Chrysler
- 75 Amp
- Chrome
- Double Pulley
- Double Field Square Back
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
Qualifies for Free Shipping
$270.99
$260.00
In-Stock Ships next business day ?
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$270.99
$260.00
In-Stock Ships next business day
?
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:
In-Stock Ships next business day ?- Fitment: Direct Fit
- Alternator
- Early Chrysler
- 75 Amp
- Chrome
- Double Pulley
- Double Field Square Back
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - Memorial Day Sale Weekend At 4WP!
Lowest Price! Guaranteed!
