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Audi S4 Performance Alternator Pulleys

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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

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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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

Alternator Pulley Hardware Kit

ES#271279 - 028903320C - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Genuine Volkswagen Audi - Audi Volkswagen

A new washer and nut to install your pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with Bosch style alternators

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
271279
Mfg#:
028903320C
Ships in 2 Business Days
11% off MSRP

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

$18.99

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

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley Hardware Kit

ES#2855340 - 028903320CKT - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Assembled By ECS - Audi Volkswagen

A new washer and nut to install your pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with Bosch style alternators

Brand:
Assembled By ECS - Corporate Logo
ES#:
2855340
Mfg#:
028903320CKT
Ships in 1-2 days
ON SALE! SAVE 25%
$13.99

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

$10.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley Hardware Kit

ES#272865 - 030903181 - Alternator Pulley Hardware Kit - A new washer and nut to install your pulley - Genuine Volkswagen Audi - Audi Volkswagen

A new washer and nut to install your pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with Valeo style alternators

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
272865
Mfg#:
030903181
Ships in 1-2 days
9% off MSRP

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

$43.99

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

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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