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Audi S4 Engine Pulley Parts

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Harmonic Damper Crankshaft Pulley

ES#3234500 - 651211 - Harmonic Damper Crankshaft Pulley - Provides broad range control of destructive crankshaft torsional vibration for optimum horsepower and durability - Fluidampr - Audi

Provides broad range control of destructive crankshaft torsional vibration for optimum horsepower and durability affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fluidampr - Corporate Logo
ES#:
3234500
Mfg#:
651211
In Stock at Vendor
$518.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory/Supercharger Belt Kit W/ Tensioners

ES#2678394 - 06E903133MKT2 - Accessory/Supercharger Belt Kit W/ Tensioners - Keep your accessories & supercharger running properly with new tensioners and drive belts - Assembled By ECS - Audi

Keep your accessories & supercharger running properly with new tensioners and drive belts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
From production date 7/12/2011 up to the 2012 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2678394
Mfg#:
06E903133MKT2
Ships in 10 Business Days
Auto Notify
ON SALE!
$187.99

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

$170.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM HD Overdrive Lightweight Supercharger Crank Pulley (179mm)

ES#4045867 - 06E105251F-179mm - JHM HD Overdrive Lightweight Supercharger Crank Pulley (179mm) - Eliminates the problematic two-piece design and rubber isolator found in the stock crank pulley while reducing the mass of the motor's rotating assembly. - JH Motorsports - Audi Volkswagen Porsche

Eliminates the problematic two-piece design and rubber isolator found in the stock crank pulley while reducing the mass of the motor's rotating assembly. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*To be used with 'Stage 2' software or software specific to a supercharger crank pulley upgrade*

Brand:
JH Motorsports - Corporate Logo
ES#:
4045867
Mfg#:
06E105251F-179MM
Ships in 1 Business Day
$324.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Belt Tensioner

ES#4830563 - 06E903133M - Supercharger Belt Tensioner - Keep your supercharger belt tight - Bremmen Parts - Audi

Keep your supercharger belt tight affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

From production date 7/12/2011

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830563
Mfg#:
06E903133M
In Stock
ON SALE! SAVE 20%
$54.99

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

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Belt Idler Pulley

ES#4830568 - 06E903341H - Supercharger Belt Idler Pulley - Tracks the supercharger belt properly - Bremmen Parts - Audi

Tracks the supercharger belt properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830568
Mfg#:
06E903341H
In Stock
ON SALE! SAVE 21%
$52.99

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

$41.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JHM Automatic Belt Tensioner Conversion Kit

ES#4045874 - 079903133R-Kit - JHM Automatic Belt Tensioner Conversion Kit - Now there is FINALLY a better solution for replacing the OEM Alternator Belt tensioning setup. - JH Motorsports - Audi

Now there is FINALLY a better solution for replacing the OEM Alternator Belt tensioning setup. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4045874
Mfg#:
079903133R-KIT
In Stock
$229.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Belt Idler Pulley

ES#2972814 - 06E903341H - Supercharger Belt Idler Pulley - Tracks the supercharger belt properly - Hamburg Tech - Audi

Tracks the supercharger belt properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2972814
Mfg#:
06E903341H
In Stock
$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Belt Tensioner

ES#2766143 - 06E903133AC - Supercharger Belt Tensioner - Keep your supercharger belt tight - Genuine Volkswagen Audi - Audi

Keep your supercharger belt tight affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to production date 7/11/2011

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2766143
Mfg#:
06E903133AC
Ships in 2 Business Days
8% off MSRP

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

$204.99

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

$187.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Integrated Engineering 3.0T Dual Pulley Power Kit

ES#4351841 - ieppcgj1 - Integrated Engineering 3.0T Dual Pulley Power Kit - Turn your Audi B8 S4 or S5 into an all-out street monster with IE's complete Dual Pulley kit! Includes ECU & TCU software plus Dual Pulley setup - Integrated Engineering - Audi

Turn your Audi B8 S4 or S5 into an all-out street monster with IE's complete Dual Pulley kit! Includes ECU & TCU software plus Dual Pulley setup affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Fits vehicles with DSG transmissions only

Brand:
Integrated Engineering - Corporate Logo
ES#:
4351841
Mfg#:
IEPPCGJ1
In Stock
$2579.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#3218979 - 06E903133Q - Accessory Belt Tensioner - Keep your drive belt tight - URO - Audi

Keep your drive belt tight affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3218979
Mfg#:
06E903133Q
In Stock
$51.99

This product was last offered at the strikethrough price on
04-28-2026

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bosch Alternator Tool Kit - 13 Pieces

ES#11415 - bta-13pcs - Bosch Alternator Tool Kit - 13 Pieces - Remove and install OAD alternator pulleys - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Remove and install OAD alternator pulleys affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
11415
Mfg#:
BTA-13PCS
In Stock
ON SALE! SAVE 30%
$78.99

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

$55.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Supercharger Dual Pulley Upgrade Kit

ES#4057277 - MS100185 - APR Supercharger Dual Pulley Upgrade Kit - Dramatically increase horsepower and torque by increasing the rotational speed of the factory supercharger (Bolt-On SC Pulley) - APR - Audi

Dramatically increase horsepower and torque by increasing the rotational speed of the factory supercharger (Bolt-On SC Pulley) Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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#:
4057277
Mfg#:
MS100185
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.

$691.99

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

$614.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JHM 6-Rib Alternator Belt Conversion Kit Version 2

ES#4045945 - B67S46RibV2 - JHM 6-Rib Alternator Belt Conversion Kit Version 2 - Get a grip with this 6 rib kit! - JH Motorsports - Audi

Get a grip with this 6 rib kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
4045945
Mfg#:
B67S46RIBV2
Ships in 1 Business Day
$589.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Pulley

ES#2644245 - 06E121031E - Water Pump Pulley - Drives the water pump from the accessory belt - Genuine Volkswagen Audi - Audi

Drives the water pump from the accessory belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2644245
Mfg#:
06E121031E
Ships in 1-2 days
7% off MSRP

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

$179.99

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

$167.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#4872237 - 079903133R - Accessory Belt Tensioner - Keep your drive belt tight to your accessories. - URO - Audi

Keep your drive belt tight to your accessories. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4872237
Mfg#:
079903133R
In Stock
$227.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#3143779 - 06E903133AE - Accessory Belt Tensioner - Keep your drive belt tight - Genuine Volkswagen Audi - Audi

Keep your drive belt tight affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3143779
Mfg#:
06E903133AE
In Stock
8% off MSRP

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

$260.00

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

$237.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Pulley Parts

Pulleys drive accessories essential to vehicle operation. Whether you need to install a stock original equipment pulley during a repair, or improve engine performance and appearance with a lightweight aluminum or underdrive pulley, count on ECS Tuning for pulley solutions that work.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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