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Audi S4 Most Popular Parts

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Fuel Pump Control Module

ES#3233185 - 4M0906093N - Fuel Pump Control Module - Factory OEM Genuine Audi fuel pump control module (J538). - Genuine Volkswagen Audi - Audi

Factory OEM Genuine Audi fuel pump control module (J538). Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3233185
Mfg#:
4M0906093N
Ships in 1 day
14% off MSRP

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

$258.99

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

$223.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 15mm With Ball Seat Bolts

ES#250727 - ECS10157KTWB - ECS Wheel Spacer & Bolt Kit - 15mm With Ball Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Includes everything you need to install spacers on two wheels 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Fits OEM wheels or wheels that require ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
250727
Mfg#:
ECS10157KTWB
In Stock
ON SALE! SAVE 20%
$167.99

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

$134.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

19" BBS CI-R Wheels - Set Of Four

ES#3138032 - CI2004PSPOKT - 19" BBS CI-R Wheels - Set Of Four - 19x8 ET44 5x112 57.1CB - Platinum Silver with Polished Rim Protector - BBS - Audi Volkswagen

19x8 ET44 5x112 57.1CB - Platinum Silver with Polished Rim Protector Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
BBS - Corporate Logo
ES#:
3138032
Mfg#:
CI2004PSPOKT
Back Ordered
$3356.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 S4 Pre-facelift Rear Diffuser & Trunk Spoiler

ES#4751215 - 026861ECS01EB2KT - Audi B8 S4 Pre-facelift Rear Diffuser & Trunk Spoiler - Add some aggressive styling to your Audi! - Enthusiast Bundles - Audi

Add some aggressive styling to your Audi! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Fits pre-facelift B8 models only

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751215
Mfg#:
026861ECS01EB2KT
In Stock
ON SALE! SAVE 35%
$733.99

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

$478.97 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Brake Rotors - Set (345x30/330x22)

ES#5445458 - 8k0698301mkt3KT4 - Front & Rear Brake Rotors - Set (345x30/330x22) - Featuring Zimmermann's "Coat Z" coating for corrosion resistance - Zimmermann - Audi

Featuring Zimmermann's "Coat Z" coating for corrosion resistance Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Zimmermann - Corporate Logo
ES#:
5445458
Mfg#:
8K0698301MKT3KT4
In Stock
$471.72

This product was last offered at the strikethrough price on
08-03-2026

$371.92 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B6 S4 Muffler Delete Kit - With 4.0" Black Chrome Tips

ES#4660138 - 042002la01KT - B6 S4 Muffler Delete Kit - With 4.0" Black Chrome Tips - Add an aggressive exhaust note to your B6 S4 so you can hear that V8 roar! - ECS - Audi

Add an aggressive exhaust note to your B6 S4 so you can hear that V8 roar! 10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
ECS - Corporate Logo
ES#:
4660138
Mfg#:
042002LA01KT
Ships in 5 Business Days
ON SALE! SAVE 10%
$463.99

This product was last offered at the strikethrough price on
10-28-2026

$417.56 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Revo Big Brake Kit - Red - (355x32)

ES#4499824 - RA841B200200 - Revo Big Brake Kit - Red - (355x32) - The Revo Big Brake Kit comes complete with everything required to upgrade your stopping power. - REVO - Audi

The Revo Big Brake Kit comes complete with everything required to upgrade your stopping power. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
REVO - Corporate Logo
ES#:
4499824
Mfg#:
RA841B200200
Back Ordered
$3339.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Revo Big Brake Kit - Black - (380x32)

The Revo Big Brake Kit comes complete with everything required to upgrade your stopping power. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
REVO - Corporate Logo
ES#:
4499826
Mfg#:
RA841B200400
Back Ordered
$3339.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit - Priced Each

ES#2575364 - 06E115562A - Oil Filter Kit - Priced Each - Keep debris out of your oil and keep your engine running healthily - Mann - Audi Volkswagen Porsche

Keep debris out of your oil and keep your engine running healthily Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Mann - Corporate Logo
ES#:
2575364
Mfg#:
06E115562A
In Stock
$20.07

This product was last offered at the strikethrough price on
06-01-2026

$12.99 USD
Free Shipping
on orders $49 and up

18" RSe10R Wheels - Set Of Four 88.105.17NGG

ES#5340081 - 88.105.17NGGKT - 18" RSe10R Wheels - Set Of Four 88.105.17NGG - 18x8.5 ET45 5x112 57.1CB - Gun Metallic - Neuspeed - Audi Volkswagen

18x8.5 ET45 5x112 57.1CB - Gun Metallic Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Neuspeed - Corporate Logo
ES#:
5340081
Mfg#:
88.105.17NGGKT
Ships in 1 Business Day
$1668.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Compressor

Restore lost power caused by a faulty compressor Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3143778
Mfg#:
06E145601BC
Ships in 7 Business Days
5% off MSRP

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

$3499.99

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

$3333.99 USD
This product is lifetime replacement eligible Lifetime Replacement

20" RSf72 - Set Of Four

ES#4348764 - 88.72.25brKT - 20" RSf72 - Set Of Four - 20x9.5" ET25 5x112 - Gloss Bronze - Neuspeed - Audi

20x9.5" ET25 5x112 - Gloss Bronze Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Neuspeed - Corporate Logo
ES#:
4348764
Mfg#:
88.72.25BRKT
Ships in 2 Business Days
$3564.99

This product was last offered at the strikethrough price on
08-14-2026

$3332.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector O-Ring - Priced Each

ES#2581846 - 035906149A - Fuel Injector O-Ring - Priced Each - Keep your injector from leaking. 7.52x3.53 - Elring - Audi Volkswagen

Keep your injector from leaking. 7.52x3.53 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2581846
Mfg#:
035906149A
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Pad Wear Sensor - Rear

ES#4031337 - 8W0615121E - Brake Pad Wear Sensor - Rear - Alerts you when your brake pads begin to wear thin - Bowa - Audi

Alerts you when your brake pads begin to wear thin Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Bowa - Corporate Logo
ES#:
4031337
Mfg#:
8W0615121E
Ships in 1 Business Day
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#4135675 - 06E906265AJ - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi

Keep your engine running efficiently Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!
Fits the left and right position

Brand:
Bosch - Corporate Logo
ES#:
4135675
Mfg#:
06E906265AJ
In Stock
$369.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket Set

ES#2724009 - 077198025BKT7 - Valve Cover Gasket Set - Left and Right side set - Elring - Audi

Left and Right side set 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2724009
Mfg#:
077198025BKT7
In Stock
$93.99

This product was last offered at the strikethrough price on
06-05-2026

$80.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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