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Audi Performance Pulleys

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Performance Kevlar Reinforced Accessory Belt

ES#3677913 - 06B903137D - Performance Kevlar Reinforced Accessory Belt - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - Audi
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries For Our 25th Anniversary Sweepstakes!

Up to VIN 8E-4-191000, split is in the 2004 model year

Brand:
ECS - Corporate Logo
ES#:
3677913
Mfg#:
06B903137D
Ships in 7 Business Days
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt

ES#3677909 - 06A260849C - Performance Kevlar Reinforced Accessory Belt - Our Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - Audi Volkswagen
ECS Tuning recommends this product.

Our Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3677909
Mfg#:
06A260849C
In Stock
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Pulley Upgrade Kit

ES#3082216 - CTS-HW-0133 - Supercharger Pulley Upgrade Kit - Software & installation kit not included in this upgrade kit - CTS - Audi Porsche

Software & installation kit not included in this upgrade kit *For models with press-on style supercharger pulleys - 3.0 TFSI Performance Software is sold separately a

Brand:
CTS - Corporate Logo
ES#:
3082216
Mfg#:
CTS-HW-0133
Back Ordered
Auto Notify
ON SALE! SAVE 20%
$159.99

This product was last offered at the strikethrough price on
07-10-2026

$127.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Lightweight Underdrive Pulley Set - Red Anodized

ES#3985 - MK44CPK-RED - Lightweight Underdrive Pulley Set - Red Anodized - Includes a new alternator, power steering and crank pulley that allows you to use a stock belt. - ECS - Audi Volkswagen

Includes a new alternator, power steering and crank pulley that allows you to use a stock belt. 10X Entries For Our 25th Anniversary Sweepstakes!
Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation

Brand:
ECS - Corporate Logo
ES#:
3985
Mfg#:
MK44CPK-RED
In Stock
ON SALE!
$312.99

This product was last offered at the strikethrough price on
06-13-2026

$297.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM Lightweight Crank Pulley

ES#4045985 - B7RS4LWCP - JHM Lightweight Crank Pulley - 5.5lbs lighter than stock! - JH Motorsports - Audi

5.5lbs lighter than stock!

Brand:
JH Motorsports - Corporate Logo
ES#:
4045985
Mfg#:
B7RS4LWCP
Ships in 2 Business Days
$295.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lightweight Underdrive Crank Pulley Kit - Black

ES#6138 - 06F198001BLK - Lightweight Underdrive Crank Pulley Kit - Black - Bolt on way to reclaim lost horsepower - ECS - Audi Volkswagen

Bolt on way to reclaim lost horsepower 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with FSI engines only

Brand:
ECS - Corporate Logo
ES#:
6138
Mfg#:
06F198001BLK
In Stock
ON SALE! SAVE 15%
$202.99

This product was last offered at the strikethrough price on
06-13-2026

$172.54 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo 3.0T V6 Dual Pulley Upgrade Kit (Press-on - 187mm)

ES#4017694 - CTS-HW-434 - CTS Turbo 3.0T V6 Dual Pulley Upgrade Kit (Press-on - 187mm) - Larger diameter crank pulley & smaller supercharger pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter crank pulley & smaller supercharger pulley increases the speed at which the supercharger spins, increasing the boost pressure output *NOTE: This kit must be used with appropriate "Stage 2" performance software.

Brand:
CTS - Corporate Logo
ES#:
4017694
Mfg#:
CTS-HW-434
Back Ordered
ON SALE! SAVE 20%
$529.99

This product was last offered at the strikethrough price on
07-10-2026

$423.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Crank Pulley Kit For 3.0TFSI

ES#4821286 - UH017BTA - Unitronic Crank Pulley Kit For 3.0TFSI - Optimized pulley size for maximum performance. - Unitronic - Audi

Optimized pulley size for maximum performance.

Brand:
Unitronic - Corporate Logo
ES#:
4821286
Mfg#:
UH017BTA
Ships in 2 Business Days
$349.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Light Weight Alternator Pulley Black Anodized

ES#2917973 - 002236ECS03B01 - Light Weight Alternator Pulley Black Anodized - Bolt on lightweight billet aluminum pulley - ECS - Audi Volkswagen

Bolt on lightweight billet aluminum pulley 10X Entries For Our 25th Anniversary Sweepstakes!
Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation

Brand:
ECS - Corporate Logo
ES#:
2917973
Mfg#:
002236ECS03B01
In Stock
ON SALE! SAVE 25%
$90.99

This product was last offered at the strikethrough price on
06-13-2026

$68.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport 3.0 TFSI Supercharger Pulley Removal Tool

ES#4005448 - 034-145-Z037 - 034Motorsport 3.0 TFSI Supercharger Pulley Removal Tool - Features precision machined half-shells designed to perfectly clamp the supercharger pulley for easy removal - 034Motorsport - Audi Porsche

Features precision machined half-shells designed to perfectly clamp the supercharger pulley for easy removal

Brand:
034Motorsport - Corporate Logo
ES#:
4005448
Mfg#:
034-145-Z037
Ships in 3 Business Days
$248.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Supercharger Drive Pulley Upgrade

ES#3514678 - MS100139 - APR Supercharger Drive Pulley Upgrade - Decreases the diameter of the factory pulley from ~63.25mm to ~57.75mm, which in turn spins the supercharger ~9.5% faster. - APR - Audi

Decreases the diameter of the factory pulley from ~63.25mm to ~57.75mm, which in turn spins the supercharger ~9.5% faster. Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
*For models with factory bolt-on pulley (3.0T Gen 2 Simos 16.x) - APR Stage II software is required to ru

Brand:
APR - Corporate Logo
ES#:
3514678
Mfg#:
MS100139
In Stock
11% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$250.99

This product was last offered at the strikethrough price on
07-22-2026

$222.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE 3.0T Supercharger Pulley Upgrade (4-Bolt Style)

ES#3647603 - IEBAVJ5 - IE 3.0T Supercharger Pulley Upgrade (4-Bolt Style) - Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7% - Integrated Engineering - Audi

Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7% 5X Entries For Our 25th Anniversary Sweepstakes!
*Fits very late model years equipped with 4-bolt style supercharger pulleys - 3.0 TFSI Stage 2 Software is required in order for this pulley to yield a p

Brand:
Integrated Engineering - Corporate Logo
ES#:
3647603
Mfg#:
IEBAVJ5
Ships in 3 Business Days
$216.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Build-Your-Own 3.0T Fluidampr Kit

ES#3557465 - 651201C - Build-Your-Own 3.0T Fluidampr Kit - An essential upgrade for 3.0T Supercharged vehicles! - Fluidampr - Audi Porsche

An essential upgrade for 3.0T Supercharged vehicles!

Brand:
Fluidampr - Corporate Logo
ES#:
3557465
Mfg#:
651201C
Back Ordered
Starting at $649.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lightweight Alternator Pulley - Black

ES#3086 - 001551ECS02A-01 - Lightweight Alternator Pulley - Black - NOT an under drive pulley, reduces rotational mass of stock pulley system. - ECS - Audi

NOT an under drive pulley, reduces rotational mass of stock pulley system. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3086
Mfg#:
001551ECS02A-01
In Stock
ON SALE!
$96.99

This product was last offered at the strikethrough price on
05-02-2026

$87.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Pulleys

Underdrive pulleys help reduce the amount of power your engine has to devote to accessories like your alternator or a/c compressor. Unlock extra power with performance underdrive pulleys and lightweight pulley options to reduce rotating mass.

Other Audi Performance Pulleys

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