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Audi S4 Most Popular Parts

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850 Series Twin Disc Clutch Kit - Race/Street

ES#3220825 - 02029-TD8S-S - 850 Series Twin Disc Clutch Kit - Race/Street - The 850 series is a larger diameter assembly, which is designed for high horsepower applications - Clutch Masters - Audi

The 850 series is a larger diameter assembly, which is designed for high horsepower applications

Brand:
Clutch Masters - Corporate Logo
ES#:
3220825
Mfg#:
02029-TD8S-S
Ships in 7 Business Days
$2604.99 USD
This product is lifetime replacement eligible Lifetime Replacement

19" Rohana RFX11 Wheels - Set Of Four

ES#3677028 - fx1119955112KT6 - 19" Rohana RFX11 Wheels - Set Of Four - 19x9.5 ET45 5x112 57.1CB - Brushed Bronze - Rohana Wheels - Audi Volkswagen

19x9.5 ET45 5x112 57.1CB - Brushed Bronze

Brand:
Rohana Wheels - Corporate Logo
ES#:
3677028
Mfg#:
FX1119955112KT6
Ships on Nov 19, 2026
$2603.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2435 - 1K0998262AB - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi Volkswagen

Keep your engine running efficiently We Price Match - Give Us A Call or Chat!
Fits left and right rear position

Brand:
Bosch - Corporate Logo
ES#:
2435
Mfg#:
1K0998262AB
Ships in 1 Business Day
$148.99

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

$136.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#3659374 - 07812112jKT4 - Thermostat Replacement Kit - Keep your cooling system efficient with a new thermostat and housing - Assembled By ECS - Audi

Keep your cooling system efficient with a new thermostat and housing 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3659374
Mfg#:
07812112JKT4
Ships in 2 Business Days
ON SALE!
$185.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet PCV Check Valve

ES#2864536 - 034-101-2002 - Billet PCV Check Valve - Located under the intake manifold - 034Motorsport - Audi Volkswagen

Located under the intake manifold 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864536
Mfg#:
034-101-2002
In Stock
$51.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor - Priced Each

ES#3419179 - 038906051J - MAP Sensor - Priced Each - Manifold absolute pressure sensor - Bosch - Audi

Manifold absolute pressure sensor We Price Match - Give Us A Call or Chat!
Located on the front left & right of the supercharger

Brand:
Bosch - Corporate Logo
ES#:
3419179
Mfg#:
038906051J
In Stock
$61.99

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

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

Fuel Line Relocation Kit

ES#3102572 - 000931ECS07 - Fuel Line Relocation Kit - Re-routes the fuel line underneath the intake tube for a cleaner look! - ECS - Audi

Re-routes the fuel line underneath the intake tube for a cleaner look! 10X Entries Into Our F80 M3 Sweepstakes
From the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3102572
Mfg#:
000931ECS07
In Stock
ON SALE! SAVE 25%
$62.99

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

$47.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RSS+ Coilover System - Damping Adjustable Shocks

ES#2718830 - RSS13019-1 - RSS+ Coilover System - Damping Adjustable Shocks - Ultimate motorsport coilover - Average lowering 1.5"-2.7"F 1.4"-2.7"R - H&R - Audi

Ultimate motorsport coilover - Average lowering 1.5"-2.7"F 1.4"-2.7"R We Price Match - Give Us A Call or Chat!
Vehicles equipped with Electronic Damping Control (EDC) will lose shock damping and receive a system error code with coilover systems.

Brand:
H&R - Corporate Logo
ES#:
2718830
Mfg#:
RSS13019-1
Ships in 3 Business Days
10% off MSRP

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

$2880.00

This product was last offered at the strikethrough price on
10-01-2026

$2592.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

19" Rohana RFC3 Wheels - Set of Four

ES#5435731 - C319955112BZ30KT - 19" Rohana RFC3 Wheels - Set of Four - 19x9.5 ET30 5x112 66.6CB - Machine Bronze - Rohana Wheels - Audi Mercedes Benz

19x9.5 ET30 5x112 66.6CB - Machine Bronze

Brand:
Rohana Wheels - Corporate Logo
ES#:
5435731
Mfg#:
C319955112BZ30KT
Ships on Nov 19, 2026
$2592.00 USD
This product is lifetime replacement eligible Lifetime Replacement

19" Rohana RFX19 Wheels - Set of Four

ES#5435566 - 1919955112BZ30KT - 19" Rohana RFX19 Wheels - Set of Four - 19x9.5 ET30 5x112 66.6CB - Machine Bronze - Rohana Wheels - Audi Mercedes Benz

19x9.5 ET30 5x112 66.6CB - Machine Bronze

Brand:
Rohana Wheels - Corporate Logo
ES#:
5435566
Mfg#:
1919955112BZ30KT
Ships on Nov 19, 2026
$2592.00 USD
This product is lifetime replacement eligible Lifetime Replacement

19" Rohana RFX11 Wheels - Set Of Four

ES#3677029 - fx1119955112KT7 - 19" Rohana RFX11 Wheels - Set Of Four - 19x9.5 ET45 5x112 66.6CB - Brushed Bronze - Rohana Wheels - Audi Mercedes Benz

19x9.5 ET45 5x112 66.6CB - Brushed Bronze

Brand:
Rohana Wheels - Corporate Logo
ES#:
3677029
Mfg#:
FX1119955112KT7
Ships on Nov 19, 2026
$2592.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Power Steering Return Hose

ES#441592 - 8E1422891AK - Power Steering Return Hose - Connects the power steering rack to the cooling line - Genuine Volkswagen Audi - Audi

Connects the power steering rack to the cooling line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
441592
Mfg#:
8E1422891AK
In Stock
8% off MSRP

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

$216.99

This product was last offered at the strikethrough price on
10-30-2026

$198.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Automatic Transmission Fluid - 1 Liter

ES#2766124 - 83222305397 - Automatic Transmission Fluid - 1 Liter - For use in 6 & 8 speed ZF transmissions. Meets all specifications of Shell M-L12108 and ZF's Lifeguard 8. - Vaico - Audi BMW Volkswagen

For use in 6 & 8 speed ZF transmissions. Meets all specifications of Shell M-L12108 and ZF's Lifeguard 8. We Price Match - Give Us A Call or Chat! Original equipment high performance fluid - bottled in Germany!

Brand:
Vaico - Corporate Logo
ES#:
2766124
Mfg#:
83222305397
In Stock
$35.99

This product was last offered at the strikethrough price on
09-10-2026

$33.99 USD
Free Shipping
on orders $49 and up

20" RC7 Wheels - Set Of Four

ES#3245559 - rc720115112msKT - 20" RC7 Wheels - Set Of Four - 20"x11", ET28, CB66.6, 5x112 - Machine Silver - Rohana Wheels - Audi

20"x11", ET28, CB66.6, 5x112 - Machine Silver

Brand:
Rohana Wheels - Corporate Logo
ES#:
3245559
Mfg#:
RC720115112MSKT
Ships on Nov 19, 2026
$2582.00 USD
This product is lifetime replacement eligible Lifetime Replacement

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