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Audi S4 Most Popular Parts

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ES#4668246 - 8E0615301T-P - Front V5 Plain Brake Rotors - Set (345x30) - Precision manufactured and featuring a GeoSpec corrosion-resistant coating - ECS - Audi

Precision manufactured and featuring a GeoSpec® corrosion-resistant coating affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Replacement rotors for vehicles with the Stage 2 Big Brake Kit

Brand:
ECS - Corporate Logo
ES#:
4668246
Mfg#:
8E0615301T-P
In Stock
ON SALE!
$275.99

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

$267.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4220226 - 20046 - Liqui-Moly Dual-Clutch Transmission Oil - 20 Liters - High performance transmission fluid from Liqui-Moly! - Liqui-Moly - Audi BMW Volkswagen Porsche

High performance transmission fluid from Liqui-Moly! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
4220226
Mfg#:
20046
In Stock
34% off MSRP

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

$489.99

This product was last offered at the strikethrough price on
06-21-2026

$320.99 USD
Free Shipping
ES#3612721 - 88.142.04bKT - 19" RSe142 - Set Of Four - 19"x9.0" ET40 5x112 - Gloss Black - Neuspeed - Audi Volkswagen

19"x9.0" ET40 5x112 - Gloss Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
3612721
Mfg#:
88.142.04BKT
Ships in 2 Business Days
$1602.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4858168 - 034-105-A015 - High-Flow Catalyst Installation Hardware/Gasket Kit - Includes everything you need to install or replace your 034Mototorsport High-Flow Catalyst or OEM Catalyst. - 034Motorsport - Audi

Includes everything you need to install or replace your 034Mototorsport High-Flow Catalyst or OEM Catalyst. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858168
Mfg#:
034-105-A015
In Stock
$160.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MASTER 01E Rebuild Kit with JHM Performance Carbon Synchros and the JHM updated 1-2 Shift Collar - Fix it right the first time! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Please see fitment notes in long description prior to ordering*

Brand:
JH Motorsports  - Corporate Logo
ES#:
5341280
Mfg#:
JHM-01E311239L-M
Ships in 10 Business Days
$1599.99 USD
Free Shipping
on orders $49 and up
ES#3146408 - 8E0121251AH - Radiator - Keep your engine cool with a new radiator - Nissens - Audi

Keep your engine cool with a new radiator We Price Match - Give Us A Call or Chat! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits vehicles with manual transmission ONLY

Brand:
Nissens - Corporate Logo
ES#:
3146408
Mfg#:
8E0121251AH
In Stock at Vendor
$411.99

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

$399.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4759731 - 025412ECS01EB3KT - Audi B8/B8.5 A4/S4 - Adjustable Damping Performance Coilover System & 19" Style 628 ALZOR Wheels - Enthusiast Bundles - Audi

Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4759731
Mfg#:
025412ECS01EB3KT
In Stock
ON SALE! SAVE 33%
$2382.98

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

$1599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4715345 - 05-839-00132-1KT - Audi EA839 3.0T W.2 ECU Tune - Increase of +81 Horsepower, and +126 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! - Weistec - Audi

Increase of +81 Horsepower, and +126 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Weistec - Corporate Logo
ES#:
4715345
Mfg#:
05-839-00132-1KT
In Stock at Vendor
$1599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3241099 - 06E109465AT - Upper Timing Chain - Turns the camshafts from the relay sprocket - Iwis - Audi

Turns the camshafts from the relay sprocket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Iwis - Corporate Logo
ES#:
3241099
Mfg#:
06E109465AT
In Stock
$109.99

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

$93.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#7440 - 078198671 - Timing Belt Kit - Ultimate With Cam Locking Tool - Complete kit to service your timing belt, water pump, and thermostat - Assembled By ECS - Audi

Complete kit to service your timing belt, water pump, and thermostat 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#:
7440
Mfg#:
078198671
In Stock
ON SALE! SAVE 18%
$487.99

This product was last offered at the strikethrough price on
01-03-2026

$399.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4883341 - 034-1ZZ-0016 - Engine Cover Standoff Stud Kit - Highly resistant to heat and indestructible compared to the plastic OE standoffs. - 034Motorsport - Audi

Highly resistant to heat and indestructible compared to the plastic OE standoffs. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4883341
Mfg#:
034-1ZZ-0016
In Stock
$28.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4696150 - 034-108-B029 - SuperDuper Air Filter, 5" Inlet - A replacement for 034's popular S34 Intake System - 034Motorsport - Audi

A replacement for 034's popular S34 Intake System affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4696150
Mfg#:
034-108-B029
In Stock
$114.00 USD
Free Shipping
ES#4810882 - 0D5398009CKIT2 - 8-Speed Automatic Transmission Service Kit - 11 Liters - Includes a new filter & transmission pan gasket with securing hardware. Includes enough fluid to drain, flush, and fill. - Vaico - Audi

Includes a new filter & transmission pan gasket with securing hardware. Includes enough fluid to drain, flush, and fill. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4810882
Mfg#:
0D5398009CKIT2
In Stock at Vendor
$1595.99 USD
Free Shipping
on orders $49 and up
ES#3617750 - 88.142.04b1KT - 19" RSe142 - Set Of Four - 19"x9.0" ET40 5x112 - Gloss Black - Neuspeed - Audi

19"x9.0" ET40 5x112 - Gloss Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
3617750
Mfg#:
88.142.04B1KT
Ships in 2 Business Days
$1592.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4446097 - 88.05.17gKT - 19" RSe05 - Set Of Four - 19"x8.5" ET45 5x112 CB57.1mm - Satin Gunmetal Metallic - Neuspeed - Audi Volkswagen

19"x8.5" ET45 5x112 CB57.1mm - Satin Gunmetal Metallic affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
4446097
Mfg#:
88.05.17GKT
Ships in 2 Business Days
$1592.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3617754 - 88.142.06b1KT - 19" RSe142 - Set Of Four - 19"x9.0" ET45 5x112 - Gloss Black - Neuspeed - Audi

19"x9.0" ET45 5x112 - Gloss Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
3617754
Mfg#:
88.142.06B1KT
Ships in 2 Business Days
$1592.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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