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Audi S4 Most Popular Parts

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D3S 5000K XB HID Bulb - Pair

ES#4212782 - MM.N.076 - D3S 5000K XB HID Bulb - Pair - Quality replacement xenon bulbs from Morimoto - Morimoto - Audi Volkswagen

Quality replacement xenon bulbs from Morimoto affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Morimoto - Corporate Logo
ES#:
4212782
Mfg#:
MM.N.076
In Stock
$90.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

19" Style 349 Wheels - Set Of Four

ES#2748495 - 349A-13kt1 - 19" Style 349 Wheels - Set Of Four - 19"x9.5" ET40 CB66.6 5x112 Matte Black - Alzor - Audi

19"x9.5" ET40 CB66.6 5x112 Matte Black affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Alzor - Corporate Logo
ES#:
2748495
Mfg#:
349A-13KT1
In Stock
ON SALE! SAVE 35%
$1300.00

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

$845.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

LUK Audi RS4 Clutch Kit

ES#2538757 - 078198123G - LUK Audi RS4 Clutch Kit - Revive the response & feel of your transmission with an RS4 clutch - LUK - Audi Volkswagen

Revive the response & feel of your transmission with an RS4 clutch affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
LUK - Corporate Logo
ES#:
2538757
Mfg#:
078198123G
In Stock
$504.89

This product was last offered at the strikethrough price on
05-20-2026

$461.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Rotors - Pair (350x34)

ES#4608860 - 4M0615301ABKT - Front Brake Rotors - Pair (350x34) - 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

Brand:
Brembo - Corporate Logo
ES#:
4608860
Mfg#:
4M0615301ABKT
In Stock
$345.99

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

$239.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector - Priced Each

ES#4619739 - 06E906036AL - Fuel Injector - Priced Each - Keep your engine running smoothly - Bremmen Parts - Audi
ECS Tuning recommends this product.

Keep your engine running smoothly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4619739
Mfg#:
06E906036AL
Back Ordered
Auto Notify
ON SALE! SAVE 20%
$147.99

This product was last offered at the strikethrough price on
05-29-2026

$118.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front YellowStuff Performance Brake Pad Set

ES#3998961 - Dp42277R - Front YellowStuff Performance Brake Pad Set - EBC's premium sport street pad that offers high friction levels and heat fade resistance - EBC - Audi

EBC's premium sport street pad that offers high friction levels and heat fade resistance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
EBC - Corporate Logo
ES#:
3998961
Mfg#:
DP42277R
In Stock
5% off MSRP

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

$242.37

This product was last offered at the strikethrough price on
06-07-2026

$230.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil Connector Housing - Priced Each

ES#452689 - 8K0973724 - Ignition Coil Connector Housing - Priced Each - The 4-pin connector for the ignition coils - Genuine Volkswagen Audi - Audi

The 4-pin connector for the ignition coils affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
452689
Mfg#:
8K0973724
In Stock
13% off MSRP

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

$14.50

This product was last offered at the strikethrough price on
06-07-2026

$12.65 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Top Tec 6200 Engine Oil (0W-20) - 1 Liter

ES#3552700 - 20236 - Top Tec 6200 Engine Oil (0W-20) - 1 Liter - Engineered to help enhance fuel economy. 508/509 approval. - Liqui-Moly - Audi Volkswagen

Engineered to help enhance fuel economy. 508/509 approval. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3552700
Mfg#:
20236
In Stock
27% off MSRP

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

$15.95

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

$11.57 USD
Free Shipping
on orders $49 and up

Fuel Pump Assembly

ES#4742862 - 8K0919051AS - Fuel Pump Assembly - URO Premium - Audi

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

From the 2013 model year without flexfuel (e85) fuel option (Plastic intake manifold)

Brand:
URO Premium - Corporate Logo
ES#:
4742862
Mfg#:
8K0919051AS
In Stock
$203.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B5/B6/B7 A4/S4 Street Shield Skid Plate Kit

ES#4840231 - 030456la01KT - Audi B5/B6/B7 A4/S4 Street Shield Skid Plate Kit - Protect vital drivetrain and chassis components from costly damage with this durable 7GA aluminum skid plate! - ECS - Audi Volkswagen

Protect vital drivetrain and chassis components from costly damage with this durable 7GA aluminum skid plate! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4840231
Mfg#:
030456LA01KT
In Stock
ON SALE!
$388.99

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

$377.32 USD
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount Bushing Insert Kit

ES#3023205 - 009860ECS01 - Transmission Mount Bushing Insert Kit - Decrease transmission mount slop for better drivetrain response! - ECS - Audi Porsche

Decrease transmission mount slop for better drivetrain response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3023205
Mfg#:
009860ECS01
Ships in 1-3 days
ON SALE! SAVE 40%
$99.99

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

$60.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Cold Air Intake System

ES#3988103 - IEINCG2A - IE Cold Air Intake System - Add horsepower, torque, sound, and throttle response to your B8/B8.5 S4/S5 - Featuring all new aluminum inlet pipe! - Integrated Engineering - Audi

Add horsepower, torque, sound, and throttle response to your B8/B8.5 S4/S5 - Featuring all new aluminum inlet pipe! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3988103
Mfg#:
IEINCG2A
Ships in 9 Business Days
Auto Notify
$439.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

P34 SuperDuper Insuction Bundle

ES#4858324 - 034-108-5048 - P34 SuperDuper Insuction Bundle - 034Motorsport's P34 Cold Air Intake System delivers improved power, sound, and acceleration - 034Motorsport - Audi

034Motorsport's P34 Cold Air Intake System delivers improved power, sound, and acceleration affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4858324
Mfg#:
034-108-5048
In Stock
$702.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EA839 3.0T Dynamic+ Performance Software Package

ES#4877267 - 034-103-292Q - EA839 3.0T Dynamic+ Performance Software Package - Unleash up to 774HP/716TQ by transforming your Audi EA839 3.0T with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Audi

Unleash up to 774HP/716TQ by transforming your Audi EA839 3.0T with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 3.0T Turbocharged models from the 2020 model year.

Brand:
034Motorsport - Corporate Logo
ES#:
4877267
Mfg#:
034-103-292Q
Ships in 1 Business Day
Starting at $180.00 USD
Customize
Free Shipping

Wheel Spacer & Bolt Kit - 20mm With Black Conical Seat Bolts

ES#2748292 - 6-ECS-024 - Wheel Spacer & Bolt Kit - 20mm With Black Conical Seat Bolts - Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels - ECS - Audi

Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2748292
Mfg#:
6-ECS-024
In Stock
ON SALE! SAVE 15%
$183.59

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

$156.05 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Transmission Street Shield Skid Plate Kit - Audi B8

ES#3411961 - 017881ecs01KT - ECS Tuning Transmission Street Shield Skid Plate Kit - Audi B8 - Protect your vehicle's transmission pan with a 4mm thick aluminum skid plate - ECS - Audi

Protect your vehicle's transmission pan with a 4mm thick aluminum skid plate affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3411961
Mfg#:
017881ECS01KT
In Stock
ON SALE! SAVE 20%
$495.44

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

$397.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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