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

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
affirm financing terms & conditions
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi A4 Engine Pulley Parts

Sort By
Filter By
Return to Top

Accessory Belt

Replaces your cracked or worn belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Dayco - Corporate Logo
ES#:
4145069
Mfg#:
06L903137A
In Stock
ON SALE!
$29.99

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

$27.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Idler Pulley

Also referred to as the 'relay roller' affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to the 2012 model year

Brand:
Ina - Corporate Logo
ES#:
3214742
Mfg#:
06H903341C
Ships in 7 Business Days
$26.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Idler Pulley

ES#2813044 - 06B903341B - Accessory Belt Idler Pulley - Also referred to as the 'relay roller' - Hamburg Tech - Audi

Also referred to as the 'relay roller' 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#:
2813044
Mfg#:
06B903341B
Ships in 2 Business Days
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Idler Pulley

ES#2972713 - 06H903341D - Accessory Belt Idler Pulley - Also referred to as the 'relay roller' - Hamburg Tech - Audi

Also referred to as the 'relay roller' affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to the 2012 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2972713
Mfg#:
06H903341D
Ships in 4 Business Days
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#3234800 - 06B903137J - Accessory Belt - Replaces your cracked or worn belt - Gates - Audi

Replaces your cracked or worn belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8E-4-191001, split is in the 2004 model year

Brand:
Gates - Corporate Logo
ES#:
3234800
Mfg#:
06B903137J
Ships on Jul 27, 2026
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner Hardware Kit

ES#2594392 - N0402622KT - Accessory Belt Tensioner Hardware Kit - Includes the necessary hardware to install your new tensioner - Genuine Volkswagen Audi - Audi

Includes the necessary hardware to install your new tensioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine codes AEB & ATW

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2594392
Mfg#:
N0402622KT
Ships in 3 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Underdrive Crank Pulley A/C Belt

ES#556 - 4PK-0815 - ECS Underdrive Crank Pulley A/C Belt - Stay cool with a new belt - Bando - Audi Volkswagen

Stay cool with a new belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with the ECS Underdrive Crank Pulley

Brand:
Bando - Corporate Logo
ES#:
556
Mfg#:
4PK-0815
Ships in 1-2 days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#2777751 - 06J260849F - Accessory Belt - Recommended to be replaced at the first sign of cracking - Mitsuboshi - Audi Volkswagen

Recommended to be replaced at the first sign of cracking affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From the 2013 model year

Brand:
Mitsuboshi - Corporate Logo
ES#:
2777751
Mfg#:
06J260849F
Ships in 1-2 days
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

Replaces your cracked or worn belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Optibelt - Corporate Logo
ES#:
3660877
Mfg#:
06L903137A
Back Ordered
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt - A/C Compressor

ES#2855595 - 06B260849A - Accessory Belt - A/C Compressor - Keep your accessories working with a new drive belt. - Mitsuboshi - Audi Volkswagen

Keep your accessories working with a new drive belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mitsuboshi - Corporate Logo
ES#:
2855595
Mfg#:
06B260849A
In Stock at Vendor
$14.99

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

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Bolt - Priced Each

ES#469229 - N90144202 - Allen Bolt - Priced Each - Install new hardware with your new parts. M8x65 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x65 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2 required for tensioner instillation

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469229
Mfg#:
N90144202
Ships in 1-2 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.

$12.99

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Tensioner

ES#2535078 - 078109243K - Timing Belt Tensioner - Roller that tensions the timing belt - URO - Audi

Roller that tensions the timing belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535078
Mfg#:
078109243K
Back Ordered
Auto Notify
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#467084 - N0402622 - Hex Bolt - Priced Each - Install new hardware with your new parts. M8x50 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x50 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine codes AEB & ATW. Secures the accessory belt tensioner

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467084
Mfg#:
N0402622
Ships in 3 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory & A/C Belt Tensioner - Kit

Keep your drive belt tight affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
5482289
Mfg#:
058260511KT
In Stock
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit

ES#5434670 - 06E903137AC2KT - Accessory Belt Kit - Includes the tensioner assembly, accessory belt, relay roller and hardware - Assembled By ECS - Audi

Includes the tensioner assembly, accessory belt, relay roller and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5434670
Mfg#:
06E903137AC2KT
In Stock at Vendor
ON SALE!
$177.99

This product was last offered at the strikethrough price on
03-17-2026

$165.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Timing Belt Kit

ES#4152005 - RCW0002 - Ultimate Timing Belt Kit - Complete kit to service your timing belt, water pump, and thermostat - Rein - Audi

Complete kit to service your timing belt, water pump, and thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Engine codes AEB & ATW

Brand:
Rein - Corporate Logo
ES#:
4152005
Mfg#:
RCW0002
Ships in 3 Business Days
$479.99 USD
Free Shipping
on orders $49 and up
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