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Audi S4 Most Popular Parts

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Go from mild to wild! Select the options you want for your build. 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#:
4017055
Mfg#:
B8S4PWRPK
In Stock
ON SALE!
Starting at $0.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2763650 - 8K0698151jkt - Front & Rear Brake Pad Kit  - Factory replacement pads for a stock feel, includes front and rear pads - Genuine Volkswagen Audi - Audi

Factory replacement pads for a stock feel, includes front and rear pads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2763650
Mfg#:
8K0698151JKT
Ships in 2 Business Days
$428.65 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5445645 - 8k0615301m-xsKT - Front & Rear V5 Dimpled/Drilled & Slotted Brake Rotors - Set (345x30/330x22) - Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. - ECS - Audi

Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5445645
Mfg#:
8K0615301M-XSKT
In Stock
$855.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3184395 - 8K0615301M - Front UV Coated Brake Rotors - Pair (345x30) - Features Brembo's special UV paint treatment that guarantees superior corrosion resistance. - Brembo - Audi

Features Brembo's special UV paint treatment that guarantees superior corrosion resistance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Brembo - Corporate Logo
ES#:
3184395
Mfg#:
8K0615301M
In Stock
$311.99

This product was last offered at the strikethrough price on
01-21-2026

$213.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#263567 - 09LECS2 - Automatic Transmission Service Kit - Featuring Vaico transmission fluid, filter and pan gasket - Assembled By ECS - Audi

Featuring Vaico transmission fluid, filter and pan gasket 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#:
263567
Mfg#:
09LECS2
In Stock at Vendor
ON SALE! SAVE 37%
$541.99

This product was last offered at the strikethrough price on
01-09-2026

$342.33 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

18X8.5 ET35 5X112 57.1CB - Silver affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rotiform - Corporate Logo
ES#:
4752876
Mfg#:
R1701885F3+35KT2
Ships in 3 Business Days
$1710.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3138745 - SR016SGKT - 18" BBS SR Wheels - Set Of Four  - 18x8 ET45 5x112 57.1CB - Satin Grey - BBS - Audi Volkswagen

18x8 ET45 5x112 57.1CB - Satin Grey affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
BBS - Corporate Logo
ES#:
3138745
Mfg#:
SR016SGKT
Ships on Jul 8, 2026
$1773.99

This product was last offered at the strikethrough price on
05-09-2026

$1709.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4447045 - 88.102.15HBKT - 19" RSE102 - Set Of Four - 19"X9.5" ET25 5x112 - Hyper Black - Neuspeed - Audi

19"X9.5" ET25 5x112 - Hyper Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
4447045
Mfg#:
88.102.15HBKT
Ships in 2 Business Days
$1706.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4447072 - 88.102.24BRKT - 20" RSe102 - Set Of Four - 20"x9" 5x112 ET40 66.6CB - Satin Bronze - Neuspeed - Audi Volkswagen

20"x9" 5x112 ET40 66.6CB - Satin Bronze affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
4447072
Mfg#:
88.102.24BRKT
Ships in 2 Business Days
$1706.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2535892 - 06E121005F - Water Pump  - Includes gasket and features a metal impeller - Graf - Audi Volkswagen

Includes gasket and features a metal impeller affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits up to the 2012 model year (pre-facelift)

Brand:
Graf - Corporate Logo
ES#:
2535892
Mfg#:
06E121005F
Ships in 1 Business Day
$63.72

This product was last offered at the strikethrough price on
05-09-2026

$63.16 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1892327 - 078121113F - Thermostat - 87C - Prevent overheating and premature engine wear - Mahle-Behr - Audi Volkswagen

Prevent overheating and premature engine wear affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
1892327
Mfg#:
078121113F
In Stock
$28.99

This product was last offered at the strikethrough price on
04-09-2026

$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4505751 - b9cpbov2017KT - VPS Intercooler To Throttle Charge Pipe - With BOV - Upgraded charge pipe kit for use with blow off valve included. - Verstarkt Performance Systems - Audi

Upgraded charge pipe kit for use with blow off valve included. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verstarkt Performance Systems - Corporate Logo
ES#:
4505751
Mfg#:
B9CPBOV2017KT
Ships on Sep 17, 2026
ON SALE! SAVE 48%
$324.99

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

$170.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4419866 - B8029A1 - Might-As-Well-Be-Gated Kit - This combo all but eliminates shifter slop and flex under load. - JXB Performance  - Audi

This combo all but eliminates shifter slop and flex under load. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JXB Performance  - Corporate Logo
ES#:
4419866
Mfg#:
B8029A1
In Stock at Vendor
$424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4830683 - CTS-LS-025 - Lowering Springs - 1 lowering on average for front and Rear - CTS - Audi

1″ lowering on average for front and Rear affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4830683
Mfg#:
CTS-LS-025
In Stock
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4023705 - 01V919821B - Neutral Safety Switch - 10 Pin - Located on the side of the transmission - Vemo - Audi Volkswagen

Located on the side of the transmission affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
4023705
Mfg#:
01V919821B
In Stock at Vendor
$174.99

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

$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4659730 - 226971531 - H7 LED Retrofit Bulbs - Pair - Shine more light on the road with cool white 6500K LEDs with longer life and cooler operation! - Hella - Audi BMW Volkswagen MINI

Shine more light on the road with cool white 6500K LEDs with longer life and cooler operation! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Vehicles that require a retaining bracket to lock into headlight may require modifications or adapters.
For vehicles with standard Xenon headlights

Brand:
Hella - Corporate Logo
ES#:
4659730
Mfg#:
226971531
In Stock
$99.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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