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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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APR Upgraded Ignition Coils - Red - Set Of Six

ES#4030593 - ms100192KT2 - APR Upgraded Ignition Coils - 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!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4030593
Mfg#:
MS100192KT2
EO#:
D-783-5
In Stock
$317.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4/S5 3.0T Luft-Technik Intake System

ES#3477816 - 023795ECS06 - Audi B9 S4/S5 3.0T Luft-Technik Intake System - Enhance your engine's performance with gains up to 16 Wheel Horsepower and 15 foot pounds of torque with our ECS Cold Air Intake - ECS - Audi

Enhance your engine's performance with gains up to 16 Wheel Horsepower and 15 foot pounds of torque with our ECS Cold Air Intake 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3477816
Mfg#:
023795ECS06
Ships on Oct 12, 2026
ON SALE! SAVE 20%
$540.99

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

$432.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front DD23 "Daily Driver" Ceramic Brake Pad Set

ES#4739035 - DD23-1894 - Front DD23 "Daily Driver" Ceramic Brake Pad Set - This enthusiast-developed pad offers confident stopping power, very low dust, quiet braking, and a positive initial bite. The perfect choice for your daily-driven Euro! - ECS - Audi

This enthusiast-developed pad offers confident stopping power, very low dust, quiet braking, and a positive initial bite. The perfect choice for your daily-driven Euro! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4739035
Mfg#:
DD23-1894
In Stock
ON SALE! SAVE 20%
$121.99

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

$97.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear RedStuff Performance Brake Pad Set

ES#4031324 - DP32254C - Rear RedStuff Performance Brake Pad Set - A high performance street pad, featuring Kevlar technology. - EBC - Audi

A high performance street pad, featuring Kevlar technology. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
EBC - Corporate Logo
ES#:
4031324
Mfg#:
DP32254C
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.

$151.59

This product was last offered at the strikethrough price on
08-23-2026

$144.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each

ES#3181977 - 06M905606F - Spark Plug - Priced Each - Keep your engine running strong - Genuine Volkswagen Audi - Audi

Keep your engine running strong

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181977
Mfg#:
06M905606F
In Stock
3% off MSRP

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

$15.00

This product was last offered at the strikethrough price on
08-23-2026

$14.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4 Carbon Fiber Rear Diffuser

ES#3247439 - 023797ECS01 - Audi B9 S4 Carbon Fiber Rear Diffuser - Hand-laid carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid carbon fiber to upgrade your exterior styling 10X Entries Into Our F80 M3 Sweepstakes

Fits pre-facelift models (up to 2019) without integrated tips in the rear valance

Brand:
ECS - Corporate Logo
ES#:
3247439
Mfg#:
023797ECS01
In Stock
ON SALE! SAVE 42%
$1029.99

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

$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Competition Intercooler Kit

ES#4017614 - 200001120 - Competition Intercooler Kit - The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler. - Wagner Tuning - Audi

The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler. **This kit is for US vehicle fitment**

Brand:
Wagner Tuning - Corporate Logo
ES#:
4017614
Mfg#:
200001120
Ships in 10 Business Days
$1040.00 USD
Free Shipping
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 4 Business Days
11% off MSRP

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

$1068.99

This product was last offered at the strikethrough price on
08-23-2026

$949.99 USD
Free Shipping

Rear HPS 5.0 Performance Brake Pad Set

ES#4000469 - HB866B.652 - Rear HPS 5.0 Performance Brake Pad Set - Next generation high performance street brake pad offering greater stopping power and pedal feel, with very low dust. - Hawk - Audi

Next generation high performance street brake pad offering greater stopping power and pedal feel, with very low dust.

Brand:
Hawk - Corporate Logo
ES#:
4000469
Mfg#:
HB866B.652
In Stock
$197.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JB4 Bluetooth Wireless Connect Kit - Pinned Power Wire

ES#3514868 - JB4-SPWCK-F - JB4 Bluetooth Wireless Connect Kit - Pinned Power Wire - Wirelessly connect your JB4 to your phone! - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz

Wirelessly connect your JB4 to your phone! For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
For use with JB4 only

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514868
Mfg#:
JB4-SPWCK-F
In Stock
$159.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Autotech High Volume Fuel Pump Kit

ES#4829926 - 10-127-113K - Autotech High Volume Fuel Pump Kit - EA839 precision-machined internals - Autotech - Audi Porsche

EA839 precision-machined internals

Brand:
Autotech - Corporate Logo
ES#:
4829926
Mfg#:
10-127-113K
In Stock
$339.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4/S5/SQ5 3.0T Big Bore Cast Aluminum Turbo Inlet Pipe

ES#3647752 - 027714ECS01 - Audi B9 S4/S5/SQ5 3.0T Big Bore Cast Aluminum Turbo Inlet Pipe - Remove the plastic and reduce restriction at your turbo - ECS - Audi

Remove the plastic and reduce restriction at your turbo 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3647752
Mfg#:
027714ECS01
In Stock
ON SALE! SAVE 25%
$197.99

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

$148.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve

ES#3640324 - 06M145710F - Diverter Valve - Cure the boost leak and restore power - Genuine Volkswagen Audi - Audi

Cure the boost leak and restore power

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3640324
Mfg#:
06M145710F
Ships in 5 Business Days
10% off MSRP

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

$178.33

This product was last offered at the strikethrough price on
08-23-2026

$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger

ES#4766126 - 06M145689AC - Turbocharger - Complete turbocharger assembly to replace your failed unit - Restore boost and get going! - BorgWarner - Audi

Complete turbocharger assembly to replace your failed unit - Restore boost and get going!

Brand:
BorgWarner - Corporate Logo
ES#:
4766126
Mfg#:
06M145689AC
Ships in 1 day
$3062.99

This product was last offered at the strikethrough price on
05-07-2026

$2975.00 USD
Free Shipping

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