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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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Rear Wheel Bearing/Hub Assembly - Priced each

ES#4812486 - 8W0501652D2KT - Rear Wheel Bearing/Hub Assembly - Priced each - Replace the right or left side and includes hardware - Assembled By ECS - Audi

Replace the right or left side and includes hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4812486
Mfg#:
8W0501652D2KT
In Stock
ON SALE!
$237.99

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

$231.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Carbon Fiber Engine Cover

ES#4690740 - MS100255 - APR Carbon Fiber Engine Cover - A full carbon fiber engine cover to enhance your engine bay! - APR - Audi

A full carbon fiber engine cover to enhance your engine bay! Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4690740
Mfg#:
MS100255
Ships in 3 Business Days
ON SALE! SAVE 10%
$949.99

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

$854.96 USD
Free Shipping

Audi B9 S4/S5 3.0T Performance Baffled Oil Catch Can System

ES#4044357 - 023952ecs01KT - Audi B9 S4/S5 3.0T Performance Baffled Oil Catch Can System - Keep your intake tract clean and carbon free - ECS - Audi

Keep your intake tract clean and carbon free 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4044357
Mfg#:
023952ECS01KT
In Stock
ON SALE! SAVE 15%
$555.07

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

$471.81 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Lug Bolts (Set Of 10) - 27mm

ES#5396561 - s17d27r13znniKT - ECS Lug Bolts (Set Of 10) - 27mm - Black zinc coated 27mm (OEM Length) ball set wheel bolts - ECS - Audi Volkswagen

Black zinc coated 27mm (OEM Length) ball set wheel bolts 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5396561
Mfg#:
S17D27R13ZNNIKT
In Stock
ON SALE! SAVE 25%
$44.99

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

$33.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS High Performance Red Ignition Coil For Gen3 TSI - Priced Each

ES#4419973 - CTS-IGN-007 - CTS High Performance Red Ignition Coil For Gen3 TSI - Priced Each - These are the perfect replacement or upgrade to your FSI/TSI/TFSI engine to keep it running at its peak performance. - CTS - Audi Volkswagen

These are the perfect replacement or upgrade to your FSI/TSI/TFSI engine to keep it running at it’s peak performance.

Brand:
CTS - Corporate Logo
ES#:
4419973
Mfg#:
CTS-IGN-007
In Stock
ON SALE! SAVE 15%
$39.99

This product was last offered at the strikethrough price on
09-29-2026

$33.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR High Pressure Fuel Pump - 2.9T & 3.0T EA839

ES#4460789 - MS100207 - APR High Pressure Fuel Pump - 2.9T & 3.0T EA839 - Upgrade your direct injection high pressure fuel pump for dramatically more fuel volume needed on high powered applications. - APR - Audi Porsche

Upgrade your direct injection high pressure fuel pump for dramatically more fuel volume needed on high powered applications. Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4460789
Mfg#:
MS100207
Back Ordered
ON SALE! SAVE 10%
$1499.99

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

$1349.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 10mm (Pair)

ES#2603071 - 002411ECS02A10KT - ECS Wheel Spacers - 10mm (Pair) - Improve the look of your vehicle with spacers - ECS - Audi BMW Porsche

Improve the look of your vehicle with spacers 10X Entries Into Our F80 M3 Sweepstakes
These spacers are measured and designed to fit factory wheels. Not all aftermarket wheels will work with

Brand:
ECS - Corporate Logo
ES#:
2603071
Mfg#:
002411ECS02A10KT
In Stock
ON SALE! SAVE 10%
$106.99

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

$96.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#4930699 - 06M121115P - Thermostat Housing - Common point of failure for the cooling system. - Genuine Volkswagen Audi - Audi

Common point of failure for the cooling system.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4930699
Mfg#:
06M121115P
In Stock
7% off MSRP

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

$210.00

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

$195.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

1-Piece Rear Brake Rotor Upgrade Kit - Pair (330mm X 22mm)

ES#5446383 - 034-301-2022 - 1-Piece Rear Brake Rotor Upgrade Kit - Pair (330mm X 22mm) - Geomet Anti-Corrosion Coating, CM-250 Special Alloy Designed Specifically To Reduce Warping from Hard Street Use - 034Motorsport - Audi Porsche

Geomet Anti-Corrosion Coating, CM-250 Special Alloy Designed Specifically To Reduce Warping from Hard Street Use 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
5446383
Mfg#:
034-301-2022
In Stock
$382.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Radiator Upgrade

ES#4900053 - 034-102-1005 - 034Motorsport Radiator Upgrade - Replace your factory radiator with a larger, more efficient radiator to improve cooling capacity and maintain peak performance. - 034Motorsport - Audi

Replace your factory radiator with a larger, more efficient radiator to improve cooling capacity and maintain peak performance. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4900053
Mfg#:
034-102-1005
In Stock
$800.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Brake Service Kit

ES#5434821 - 4M0615301A1KT - Front & Rear Brake Service Kit - Featuring Zimmermann rotors and Brembo Ceramic Brake Pads - Includes stainless set screws, brake wear sensors, and silicone brake lubricant. - Assembled By ECS - Audi

Featuring Zimmermann rotors and Brembo Ceramic Brake Pads - Includes stainless set screws, brake wear sensors, and silicone brake lubricant. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5434821
Mfg#:
4M0615301A1KT
In Stock
ON SALE! SAVE 25%
$817.99

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

$610.18 USD
This product is lifetime replacement eligible Lifetime Replacement

Front 2-Piece Brake Rotors - Pair (350x34)

ES#3493799 - 023938ecs01KT - Front 2-Piece Brake Rotors - Pair (350x34) - Direct bolt-on replacement - 16% less weight! - ECS - Audi

Direct bolt-on replacement - 16% less weight! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3493799
Mfg#:
023938ECS01KT
In Stock
ON SALE! SAVE 16%
$1052.99

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

$879.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4 Intercooler Charge Pipe Kit

ES#3638868 - 023880ecs01aKT - Audi B9 S4 Intercooler Charge Pipe Kit - Increase intake air flow with our high flow charge pipes for your ECS Tuning or OEM intercooler! - ECS - Audi

Increase intake air flow with our high flow charge pipes for your ECS Tuning or OEM intercooler! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3638868
Mfg#:
023880ECS01AKT
In Stock
ON SALE! SAVE 20%
$448.99

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

$359.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Brake Service Kit

ES#4830256 - 4M0615301AN8KT - Front & Rear Brake Service Kit - Featuring Zimmermann Cross-Drilled rotors and ECS DD23 Daily Driver ceramic pads - Includes set screws, brake wear sensors, and silicone brake lubricant - Assembled By ECS - Audi

Featuring Zimmermann Cross-Drilled rotors and ECS DD23 Daily Driver ceramic pads - Includes set screws, brake wear sensors, and silicone brake lubricant 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4830256
Mfg#:
4M0615301AN8KT
Ships on Dec 4, 2026
ON SALE! SAVE 34%
$1070.99

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

$712.12 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump

ES#3666591 - 06M127026P - High Pressure Fuel Pump - Fuel pump located on top of the engine - Genuine Volkswagen Audi - Audi

Fuel pump located on top of the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3666591
Mfg#:
06M127026P
Ships in 4 Business Days
15% off MSRP

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

$506.66

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

$431.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Roller Rocker Arm - Priced Each

ES#3640370 - 0P2109417 - Roller Rocker Arm - Priced Each - Keep your lobes intact - Genuine Volkswagen Audi - Audi

Keep your lobes intact

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3640370
Mfg#:
0P2109417
In Stock
Limited Qty Sale
$43.99

This product was last offered at the strikethrough price on
08-19-2026

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

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Manufacturer names and/or part numbers are used only for identification purposes.

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