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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Most Popular Parts

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20" BBS CH-R Wheels - Set Of Four

ES#3138078 - CH118BPOKT1 - 20" BBS CH-R Wheels - Set Of Four - 20x8.5 ET40 5x112 66.6CB - Satin Black with Polished Rim Protector - BBS - Audi BMW Mercedes Benz

20x8.5 ET40 5x112 66.6CB - Satin Black with Polished Rim Protector

Brand:
BBS - Corporate Logo
ES#:
3138078
Mfg#:
CH118BPOKT1
Back Ordered
$3784.00 USD
This product is lifetime replacement eligible Lifetime Replacement

ER Series Coilover Suspension Kit - B9 Audi A4/S4

ES#5375563 - S-28-ER - ER Series Coilover Suspension Kit - B9 Audi A4/S4 - Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! - BC Racing - Audi

Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! For vehicles with production date from 7/12/2016 with 48.5mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
5375563
Mfg#:
S-28-ER
Back Ordered
$2255.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit - B9 Audi A4/S4

ES#4424822 - S-28-BR - BR Series Coilover Suspension Kit - B9 Audi A4/S4 - Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! For vehicles with production date from 7/12/2016 with 48.5mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
4424822
Mfg#:
S-28-BR
Back Ordered
$1195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DS Series Coilover Suspension Kit - B9 Audi A4/S4

ES#5375567 - S-27-DS - DS Series Coilover Suspension Kit - B9 Audi A4/S4 - BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback. - BC Racing - Audi

BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback. For vehicles with production date up to 7/11/2016 with 53mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
5375567
Mfg#:
S-27-DS
Back Ordered
$1395.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DS Series Coilover Suspension Kit - B9 Audi A4/S4

ES#5375516 - S-35-DS - DS Series Coilover Suspension Kit - B9 Audi A4/S4 - BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback. - BC Racing - Audi

BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback. For vehicles with production date up to 7/11/2016 with 53mm front strut body with factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
5375516
Mfg#:
S-35-DS
Back Ordered
$1395.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DS Series Coilover Suspension Kit - B9 Audi A4/S4

ES#5375564 - S-28-DS - DS Series Coilover Suspension Kit - B9 Audi A4/S4 - BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback. - BC Racing - Audi

BC Racing took the best features from their BR Series Coilover, engineered components to improve driver experience, and are proud to present the BC Racing DS series with digressive piston damping that dramatically improves suspension feel and feedback. For vehicles with production date from 7/12/2016 with 48.5mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
5375564
Mfg#:
S-28-DS
Back Ordered
$1395.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ER Series Coilover Suspension Kit - B9 Audi A4/S4

ES#5375566 - S-27-ER - ER Series Coilover Suspension Kit - B9 Audi A4/S4 - Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! - BC Racing - Audi

Get the high quality, unique features of the BC Racing "BR" and "RM" series with the added benefit of an external reservoir for superior performance! For vehicles with production date up to 7/11/2016 with 53mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
5375566
Mfg#:
S-27-ER
Back Ordered
$2255.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

19" F1R FS3 Wheels - Set Of Four

ES#4858365 - fs319855112bz3KT - 19" F1R FS3 Wheels - Set Of Four - 19x8.5 ET35 5X112 66.6CB - Matte Bronze - F1R Wheels - Audi BMW Mercedes Benz

19x8.5 ET35 5X112 66.6CB - Matte Bronze

Brand:
F1R Wheels - Corporate Logo
ES#:
4858365
Mfg#:
FS319855112BZ3KT
Back Ordered
$1200.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Transmission Oil Sump And Oil Filter Kit

ES#5492057 - 0D5398009C - Transmission Oil Sump And Oil Filter Kit - Protect your sophisticated ZF 8-speed automatic transmission by replacing the critical internal hydraulic filter and pan assembly during your next fluid service. - Febi - Audi

Protect your sophisticated ZF 8-speed automatic transmission by replacing the critical internal hydraulic filter and pan assembly during your next fluid service.

Brand:
Febi - Corporate Logo
ES#:
5492057
Mfg#:
0D5398009C
Special Order: No Guaranteed ETA
$134.99 USD

Wheel Bearing - Priced Each

ES#5492523 - 8W0407625G - Wheel Bearing - Priced Each - Direct OE-quality replacement wheel bearing kit to cure howling, rumbling, or grinding noises while cornering, restoring a smooth and silent ride to your Audi or Volkswagen. - Febi - Audi

Direct OE-quality replacement wheel bearing kit to cure howling, rumbling, or grinding noises while cornering, restoring a smooth and silent ride to your Audi or Volkswagen.

Brand:
Febi - Corporate Logo
ES#:
5492523
Mfg#:
8W0407625G
Special Order: No Guaranteed ETA
$62.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter - Priced Each

ES#5492082 - 06M198405F - Oil Filter - Priced Each - Keep debris out of your oil and keep your engine running healthily - Febi - Audi Porsche

Keep debris out of your oil and keep your engine running healthily

Brand:
Febi - Corporate Logo
ES#:
5492082
Mfg#:
06M198405F
Special Order: No Guaranteed ETA
$10.99 USD

Timing Chain Kit - Ultimate

ES#4750965 - 06M109450KKT - Timing Chain Kit - Ultimate - Includes all chains, tensioners, securing hardware, and guide rails to get the job done. - Genuine Volkswagen Audi - Audi

Includes all chains, tensioners, securing hardware, and guide rails to get the job done.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4750965
Mfg#:
06M109450KKT
Back Ordered
$1750.99

This product was last offered at the strikethrough price on
04-06-2026

$1728.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Front Sport Strut - Priced Each

ES#4698691 - 82411317SPORT - Front Sport Strut - Priced Each - Tighten up your Audi with these Koni struts - Koni - Audi

Tighten up your Audi with these Koni struts For vehicles without electronic suspension (49mm diameter strut)

Brand:
Koni - Corporate Logo
ES#:
4698691
Mfg#:
82411317SPORT
Back Ordered
38% off MSRP

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

$421.99

This product was last offered at the strikethrough price on
08-30-2026

$259.99 USD
Free Shipping
on orders $49 and up

Sport Shocks & Struts Set

ES#4698699 - 82411317sportKT - Sport Shocks & Struts Set - Tighten up your Audi with these Koni struts - Koni - Audi

Tighten up your Audi with these Koni struts Vehicle will lose Adaptive Dampening Control

Brand:
Koni - Corporate Logo
ES#:
4698699
Mfg#:
82411317SPORTKT
Back Ordered
$899.99

This product was last offered at the strikethrough price on
08-13-2026

$898.99 USD
Free Shipping
on orders $49 and up

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