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Audi B9 A4 Quattro 2.0T

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Audi B9 A4 Quattro 2.0T Most Popular Parts

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Strap Style Tow Hook - Red - 5/8-11 Thread

ES#4641955 - E309 - Strap Style Tow Hook - Red - 5/8-11 Thread - Designed to handle any off-track adventure quickly and reliably - Rennline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Designed to handle any off-track adventure quickly and reliably Universal 5/8-11 threads. Will not work on any OEM applications.

Brand:
Rennline - Corporate Logo
ES#:
4641955
Mfg#:
E309
Back Ordered
ON SALE! SAVE 21%
$152.00

This product was last offered at the strikethrough price on
10-07-2026

$120.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Round Magnetic Parts Tray, 4 3/8" Diameter

ES#1899375 - PM-110 - Round Magnetic Parts Tray, 4 3/8" Diameter - Polished stainless steel construction - rubber coated magnetic base - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Polished stainless steel construction - rubber coated magnetic base 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
1899375
Mfg#:
PM-110
In Stock
ON SALE! SAVE 52%
$20.99

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

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Solenoid InBoostin Controller & Wideband Gauge Kit

ES#4007912 - inn3882 - Solenoid InBoostin Controller & Wideband Gauge Kit - All-in-one intelligent boost controller and wideband air/fuel ratio controller - Innovate Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

All-in-one intelligent boost controller and wideband air/fuel ratio controller

Brand:
Innovate Motorsports - Corporate Logo
ES#:
4007912
Mfg#:
INN3882
In Stock at Vendor
13% off MSRP

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

$549.99

This product was last offered at the strikethrough price on
10-22-2026

$479.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Swivel Jaw Filter Wrench Pliers

ES#2748880 - 006309SCH01A - Swivel Jaw Filter Wrench Pliers - Jaws swivel up to 90 degree in either direction and adjusts to 4 positions. Fits 2-1/4" to 4-3/4" (57mm to 120mm) filters. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Jaws swivel up to 90 degree in either direction and adjusts to 4 positions. Fits 2-1/4" to 4-3/4" (57mm to 120mm) filters. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
2748880
Mfg#:
006309SCH01A
In Stock
ON SALE! SAVE 20%
$56.99

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

$45.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Single Filament Bulb - Priced Each

ES#174563 - 63217160790 - Single Filament Bulb - Priced Each - 12v 21w - Genuine BMW - Audi BMW Volkswagen Mercedes Benz MINI Porsche

12v 21w

Brand:
Genuine BMW - Corporate Logo
ES#:
174563
Mfg#:
63217160790
In Stock
$9.90 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schwaben Black Mechanics Work Gloves - XL

ES#2808554 - 010337SCH03A - Schwaben Black Mechanics Work Gloves - XL - Protection for your hands while you work. No more scrapes and cuts. - Schwaben - Audi
ECS Tuning recommends this product.

Protection for your hands while you work. No more scrapes and cuts. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
2808554
Mfg#:
010337SCH03A
In Stock
ON SALE! SAVE 25%
$22.99

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

$17.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

TPMS Service Starter Kit - Rubber

ES#4766043 - t10001KT - TPMS Service Starter Kit - Rubber - This kit comes with the new T2000 TPMS Tool and 4 rubber sensors to get you started on your TPMS game! Activate OEM TPMS sensors, retrieve TPMS sensor data, relearn sensor IDs, and program Foxwell T10 TPMS sensors (included)! - Schwaben by Foxwell - Audi BMW Volkswagen Mercedes Benz MINI Porsche

This kit comes with the new T2000 TPMS Tool and 4 rubber sensors to get you started on your TPMS game! Activate OEM TPMS sensors, retrieve TPMS sensor data, relearn sensor IDs, and program Foxwell T10 TPMS sensors (included)! 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with factory direct tire pressure monitoring sensors only

Brand:
Schwaben by Foxwell - Corporate Logo
ES#:
4766043
Mfg#:
T10001KT
In Stock
ON SALE! SAVE 25%
$313.99

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

$236.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Flex XC 3401 VR rotary Polisher

ES#2762740 - XC3401VR - Flex XC 3401 VR rotary Polisher - Featuring a permanent direct drive for an even polished surface - SONAX - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Featuring a permanent direct drive for an even polished surface

Brand:
SONAX - Corporate Logo
ES#:
2762740
Mfg#:
XC3401VR
Back Ordered
$508.99

This product was last offered at the strikethrough price on
06-16-2026

$469.99 USD
Free Shipping

SONAX Upholstery & Alcantara Cleaner - 250ml

ES#2762751 - 206141 - SONAX Upholstery & Alcantara Cleaner - 250ml - Used to clean Alcantara accessories, interior, and everything in-between - SONAX - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Used to clean Alcantara accessories, interior, and everything in-between

Brand:
SONAX - Corporate Logo
ES#:
2762751
Mfg#:
206141
Ships in 3 Business Days
$19.99 USD
Free Shipping
on orders $49 and up

Schwaben Self-Adjusting Wire Crimper & Stripper Pliers

ES#4826864 - 3774SCH01A - Schwaben Self-Adjusting Wire Crimper & Stripper Pliers - Make wiring harness repairs with ease! Featuring adjustable, ratcheting wire stripper jaws for efficient insulation removal. - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Make wiring harness repairs with ease! Featuring adjustable, ratcheting wire stripper jaws for efficient insulation removal. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Schwaben - Corporate Logo
ES#:
4826864
Mfg#:
3774SCH01A
In Stock
ON SALE! SAVE 15%
$22.99

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

$19.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2.5" Stainless Steel V-band Assembly - Priced Each

ES#4007186 - 028092ecs04aKT - 2.5" Stainless Steel V-band Assembly - Priced Each - Create a leak-proof connection for your custom exhaust project. Features locating ring for ease of alignment. - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Create a leak-proof connection for your custom exhaust project. Features locating ring for ease of alignment. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4007186
Mfg#:
028092ECS04AKT
In Stock
ON SALE! SAVE 25%
$49.99

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

$37.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Compact Fluid Cooler With 5/16" Or 8mm Connections

ES#3639612 - 034-406-Z002 - Compact Fluid Cooler With 5/16" Or 8mm Connections - Small compact cooler for powersteering, transmission, fuel or oil use. - 034Motorsport - Audi Volkswagen

Small compact cooler for powersteering, transmission, fuel or oil use. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3639612
Mfg#:
034-406-Z002
In Stock
$78.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3/8"(9mm) Band Hose Clamp - 50-70mm

ES#2960809 - 003402ECS06A-12 - 3/8"(9mm) Band Hose Clamp - 50-70mm - German-style 304 stainless hose clamp - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

German-style 304 stainless hose clamp 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2960809
Mfg#:
003402ECS06A-12
In Stock
ON SALE! SAVE 43%
$6.99

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

$4.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AEM Water/Methanol Injection System

ES#4500516 - 30-3326 - AEM Water/Methanol Injection System - High-Flow Low-Current WMI Solenoid - 200PSI 1/8in-27NPT In/Out - AEM Electronics - Audi BMW Volkswagen MINI Porsche

High-Flow Low-Current WMI Solenoid - 200PSI 1/8in-27NPT In/Out

Brand:
AEM Electronics - Corporate Logo
ES#:
4500516
Mfg#:
30-3326
In Stock at Vendor
11% off MSRP

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

$149.99

This product was last offered at the strikethrough price on
10-22-2026

$132.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

1/4", 3/8", & 1/2" Drive Shallow Socket Sets With 1/4", 3/8", & 1/2" Drive Deep Socket Sets

ES#4849864 - 003403SCH01A2KT - 1/4", 3/8", & 1/2" Drive Shallow Socket Sets With 1/4", 3/8", & 1/2" Drive Deep Socket Sets - This bundles includes 3 deep sockets sets (1/4", 3/8", and 1/2" drive) and 3 shallow sets sets (1/4", 3/8", and 1/2" drive) to complete your socket collection! - Enthusiast Bundles - Audi BMW Volkswagen Mercedes Benz MINI Porsche

This bundles includes 3 deep sockets sets (1/4", 3/8", and 1/2" drive) and 3 shallow sets sets (1/4", 3/8", and 1/2" drive) to complete your socket collection! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4849864
Mfg#:
003403SCH01A2KT
In Stock
ON SALE! SAVE 33%
$197.99

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

$132.91 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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