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Audi S4 Most Popular Parts

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Street Density Line Motor Mount Kit - 50 Durometer

ES#4491679 - 034-509-5036 - Street Density Line Motor Mount Kit - 50 Durometer - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi

Void-free and fluid-free, eliminating the slop associated with the factory mounts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4491679
Mfg#:
034-509-5036
In Stock
$449.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" Style 628 Wheels - Set Of Four

ES#2207752 - 628-2 - 18" Style 628 Wheels - Set Of Four - 18"x8" ET45 5x112 - Gunmetal/Machined Face - Alzor - Audi Volkswagen

18"x8" ET45 5x112 - Gunmetal/Machined Face 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
2207752
Mfg#:
628-2
Ships on Dec 14, 2026
ON SALE! SAVE 25%
$1176.99

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

$883.26 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Performance Genuine Engine Oil (5w-40) - 1 Quart

ES#4871642 - GC555401QDSP - High Performance Genuine Engine Oil (5w-40) - 1 Quart - Meets Volkswagen & Audi 502.00 / 505.00 specification - Genuine Volkswagen Audi - Audi Volkswagen

Meets Volkswagen & Audi 502.00 / 505.00 specification

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4871642
Mfg#:
GC555401QDSP
In Stock
$16.07

This product was last offered at the strikethrough price on
09-08-2026

$15.29 USD
Free Shipping
on orders $49 and up

Front High Performance Street Compound Brake Pad Set

ES#4390899 - 107955113 - Front High Performance Street Compound Brake Pad Set - Replacement FM1000 brake pads for 6 piston calipers. - Brembo - Audi

Replacement FM1000 brake pads for 6 piston calipers. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Brembo - Corporate Logo
ES#:
4390899
Mfg#:
107955113
In Stock
$495.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 S4 / A4 S-Line Rear Diffuser - Gloss Black

ES#4033487 - 028808ECS01 - Audi B8 S4 / A4 S-Line Rear Diffuser - Gloss Black - Add some aggressive styling to your Audi! - ECS - Audi

Add some aggressive styling to your Audi! 10X Entries Into Our F80 M3 Sweepstakes

Fits pre-facelift B8 models only

Brand:
ECS - Corporate Logo
ES#:
4033487
Mfg#:
028808ECS01
In Stock
ON SALE! SAVE 25%
$420.99

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

$315.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Tune2Air Bovee Plug-And-Play Bluetooth Adapter

ES#3426489 - WMA3000A - Tune2Air Bovee Plug-And-Play Bluetooth Adapter - Allows for the wireless streaming of music from your iPhone, iPad, iPod, and most Android/Windows devices - Tune2Air - Audi Volkswagen

Allows for the wireless streaming of music from your iPhone, iPad, iPod, and most Android/Windows devices For models with factory AMI (Audi Music Interface), MDI (VW Media-In Multimedia Port), and MMI (Mercedes Media Interface) ports

Brand:
Tune2Air - Corporate Logo
ES#:
3426489
Mfg#:
WMA3000A
In Stock
$89.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coil - Red - Set of Six

ES#4376586 - MS100208-6KT - APR Upgraded Ignition Coil - Red - Set of Six - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! Call In Or Chat For Best Price!

To be used with the 2.0T coil pack conversion kits.

Brand:
APR - Corporate Logo
ES#:
4376586
Mfg#:
MS100208-6KT
In Stock
ON SALE! SAVE 10%
$221.70

This product was last offered at the strikethrough price on
09-28-2026

$199.53 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B16 PSS9 Suspension System

ES#2593713 - 48-105958 - Bilstein B16 PSS9 Suspension System - Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Height adjustable suspension system offering adjustable compression and rebound to dial in for competition, comfort, or anywhere in between. World-famous Bilstein quality with a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes
2X Entries For Our Spin To Win Sweepstakes!

Brand:
Bilstein - Corporate Logo
ES#:
2593713
Mfg#:
48-105958
In Stock
31% off MSRP

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

$3467.00

This product was last offered at the strikethrough price on
10-18-2026

$2399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacer & Bolt Kit - 10mm With Black Ball Seat Bolts

ES#2748191 - 00240302A10KT3 - ECS Wheel Spacer & Bolt Kit - 10mm With Black 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

Brand:
ECS - Corporate Logo
ES#:
2748191
Mfg#:
00240302A10KT3
In Stock
ON SALE! SAVE 25%
$197.93

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

$148.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" Style 030 Wheels - Set Of Four

ES#2713038 - 030-9 - 18" Style 030 Wheels - Set Of Four - 18x8 ET35 5x112 57.1CB - Matte Black - Alzor - Audi Volkswagen

18x8 ET35 5x112 57.1CB - Matte Black 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
2713038
Mfg#:
030-9
In Stock
ON SALE! SAVE 25%
$1176.99

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

$883.26 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Oil Drain Plug - With 10 Copper Washers

ES#2804343 - 001196ECS01AKT2 - Magnetic Oil Drain Plug - With 10 Copper Washers - Capture harmful particles to prevent wear. M14x1.5 - ECS - Audi Volkswagen MINI Porsche

Capture harmful particles to prevent wear. M14x1.5 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2804343
Mfg#:
001196ECS01AKT2
In Stock
ON SALE! SAVE 25%
$30.99

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

$23.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Pressure Control Valve (PCV) Kit

ES#4487413 - 06E103547AC1KT - Ultimate Pressure Control Valve (PCV) Kit - Comprehensive kit includes everything to refresh your PCV system plus ECS coolant bleeder screw set. - Assembled By ECS - Audi
ECS Tuning recommends this product.

Comprehensive kit includes everything to refresh your PCV system plus ECS coolant bleeder screw set. 10X Entries Into Our F80 M3 Sweepstakes
Up to the 2012 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
4487413
Mfg#:
06E103547AC1KT
In Stock
ON SALE! SAVE 16%
$332.99

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

$279.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

VW MK8 2.0T / Audi 3.0T Diverter Valve Spacer - Clear Anodized

ES#4033242 - 028495ECS01 - VW MK8 2.0T / Audi 3.0T Diverter Valve Spacer - Clear Anodized - Let your turbo blow off some air for an exhilarating driving experience! - ECS - Audi Volkswagen

Let your turbo blow off some air for an exhilarating driving experience! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4033242
Mfg#:
028495ECS01
In Stock
ON SALE! SAVE 25%
$89.99

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

$67.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump And Thermostat Replacement Kit

ES#4690993 - 06m121115kKT - Water Pump And Thermostat Replacement Kit - Replace your Genuine thermostat and temp sensor with one kit! - Genuine Volkswagen Audi - Audi

Replace your Genuine thermostat and temp sensor with one kit! Includes Updated 6-Bolt Water Pump and Pulley

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4690993
Mfg#:
06M121115KKT
In Stock
$791.99

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

$762.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

18" Alzor Style 881 Wheel & Tire Package - Ironman (225/40R18)

ES#5445438 - 881ATP - 18" Alzor Style 881 Wheel & Tire Package - Ironman (225/40R18) - 18x8.5 ET35 5x112 57.1CB - Silver/Machined Lip - With Ironman iMove Gen 3 Tires (UHP All-Season 92W XL 380AA) - Alzor - Audi Volkswagen

18x8.5 ET35 5x112 57.1CB - Silver/Machined Lip - With Ironman iMove Gen 3 Tires (UHP All-Season 92W XL 380AA) 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Alzor - Corporate Logo
ES#:
5445438
Mfg#:
881ATP
In Stock
ON SALE! SAVE 22%
$1701.99

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

$1322.99 USD

B5 A4 / S4 Quattro Adjustable Damping Coilovers

ES#4474069 - 000703LA01 - B5 A4 / S4 Quattro Adjustable Damping Coilovers - Features 32 way adjustable damping, variable length and zinc-coated shock bodies - ECS - Audi

Features 32 way adjustable damping, variable length and zinc-coated shock bodies 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4474069
Mfg#:
000703LA01
In Stock
ON SALE! SAVE 24%
$1049.99

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

$799.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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