Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi S4 Engine Pulley Parts

Sort By
Filter By
Return to Top

Performance Kevlar Reinforced Accessory Belt

ES#4661016 - 5PK1105 - 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 Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4661016
Mfg#:
5PK1105
In Stock
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Pulley - 4 Bolt

ES#3181924 - 06M121031D - Water Pump Pulley - 4 Bolt - 4 Bolt pulley that attaches to the water pump - Genuine Volkswagen Audi - Audi

4 Bolt pulley that attaches to the water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181924
Mfg#:
06M121031D
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.

$211.99

This product was last offered at the strikethrough price on
08-31-2026

$196.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory/Supercharger Belt Kit W/ Tensioners

ES#2678397 - 06E903133HKT2 - 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 10X Entries Into Our F80 M3 Sweepstakes
Up to production date 7/11/2011

Brand:
Assembled By ECS - Corporate Logo
ES#:
2678397
Mfg#:
06E903133HKT2
In Stock
$323.99

This product was last offered at the strikethrough price on
08-31-2026

$320.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Serpentine Belt

ES#4714700 - 06M903137T - Serpentine Belt - Replace your worn belt today before it breaks - Gates - Audi

Replace your worn belt today before it breaks

Brand:
Gates - Corporate Logo
ES#:
4714700
Mfg#:
06M903137T
In Stock
$34.99

This product was last offered at the strikethrough price on
05-01-2026

$29.99 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
Ships on Nov 2, 2026
Auto Notify
ON SALE! SAVE 20%
$159.99

This product was last offered at the strikethrough price on
08-26-2026

$127.99 USD
Free Shipping
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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2644245
Mfg#:
06E121031E
Ships in 3 Business Days
2% 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
09-06-2026

$176.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Genuine Crankshaft Pulley With Hardware

ES#4414600 - 06E105251FA2KT - Genuine Crankshaft Pulley With Hardware - Includes a Genuine Audi Crankshaft Pulley with the necessary install hardware. - Genuine Volkswagen Audi - Audi

Includes a Genuine Audi Crankshaft Pulley with the necessary install hardware.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4414600
Mfg#:
06E105251FA2KT
Ships in 4 Business Days
$880.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Belt Idler Pulley

ES#3214735 - 06E903341H - Supercharger Belt Idler Pulley - Tracks the supercharger belt properly - Ina - Audi

Tracks the supercharger belt properly We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3214735
Mfg#:
06E903341H
In Stock
$81.99

This product was last offered at the strikethrough price on
05-07-2026

$66.99 USD
Free Shipping
on orders $49 and up
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
Ships on Sep 30, 2026
ON SALE! SAVE 20%
$529.99

This product was last offered at the strikethrough price on
08-26-2026

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

Alternator Pulley

ES#285124 - 079903119C - Alternator Pulley - Does not include securing hardware - Genuine Volkswagen Audi - Audi

Does not include securing hardware From VIN 8E-5-065001, split is in the 2005 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285124
Mfg#:
079903119C
Ships in 6 Business Days
6% off MSRP

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

$833.83

This product was last offered at the strikethrough price on
09-06-2026

$782.21 USD
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 Into Our F80 M3 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

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

Power Steering Pump Pulley

ES#4907729 - 078145255H - Power Steering Pump Pulley - Replacement pulley for the power steering pump - Atlantic Automotive Engineering - Audi Volkswagen

Replacement pulley for the power steering pump

Brand:
Atlantic Automotive Engineering - Corporate Logo
ES#:
4907729
Mfg#:
078145255H
In Stock
$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Idler Pulley

ES#4830571 - 06E903341G - Accessory Belt Idler Pulley - Also referred to as the 'relay roller' - Bremmen Parts - Audi

Also referred to as the 'relay roller' 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4830571
Mfg#:
06E903341G
In Stock
ON SALE! SAVE 50%
$22.99

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

$11.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory/Supercharger Belt Kit W/ Tensioners

ES#2678396 - 06E903133HKT - Accessory/Supercharger Belt Kit W/ Tensioners - Keep your accessories & supercharger running properly with new tensioners and drive belts - Genuine Volkswagen Audi - Audi

Keep your accessories & supercharger running properly with new tensioners and drive belts Up to production date 7/11/2011

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2678396
Mfg#:
06E903133HKT
Ships in 1-2 days
$640.99

This product was last offered at the strikethrough price on
06-08-2026

$624.99 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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings