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Audi A4 Engine Parts & Accessories

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Complete 2.0T Camshaft Replacement Kit - Stage 1

ES#4876021 - 06F198101B - Complete 2.0T Camshaft Replacement Kit - Stage 1 - Complete kit with all parts needed to replace a defective camshaft - Assembled By ECS - Audi Volkswagen

Complete kit with all parts needed to replace a defective camshaft 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4876021
Mfg#:
06F198101B
In Stock
ON SALE!
$606.99

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

$553.72 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Silicone Throttle Body Hose

ES#3076126 - 017621ECS01A - Silicone Throttle Body Hose - Engineered to allow for maximum possible airflow - ECS - Audi

Engineered to allow for maximum possible airflow 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3076126
Mfg#:
017621ECS01A
In Stock
ON SALE! SAVE 16%
$55.99

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

$46.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Timing Cover Gasket

ES#3188031 - 06H103483C - Upper Timing Cover Gasket - For cover on the front of the engine - Elring - Audi Volkswagen

For cover on the front of the engine 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3188031
Mfg#:
06H103483C
In Stock
$33.99

This product was last offered at the strikethrough price on
07-23-2026

$19.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

P34 Cold Air Intake System

ES#3419046 - 034-108-1012 - P34 Cold Air Intake System - Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package. - 034Motorsport - Audi

Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package. 2X Entries Into Our F80 M3 Sweepstakes
For vehicles without a MAF sensor

Brand:
034Motorsport - Corporate Logo
ES#:
3419046
Mfg#:
034-108-1012
In Stock
$553.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Dual Exit Single Tips

ES#2848070 - CTSEXHCB0013 - Cat-Back Exhaust System - Dual Exit Single Tips - 2.5" stainless steel with dual 3" polished stainless tips - CTS - Audi

2.5" stainless steel with dual 3" polished stainless tips

Brand:
CTS - Corporate Logo
ES#:
2848070
Mfg#:
CTSEXHCB0013
Ships in 7 Business Days
$1099.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE 2.0T FSI/TSI Port Injection Intake Manifold

ES#3677842 - IEIMVCI8-BK - IE 2.0T FSI/TSI Port Injection Intake Manifold - To overcome the fueling limitations, IE engineers have designed the ultimate base kit for adding a second set of injectors to your build. - Integrated Engineering - Audi Volkswagen

To overcome the fueling limitations, IE engineers have designed the ultimate base kit for adding a second set of injectors to your build. Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Requires IE Port Injection Fuel Rail

Brand:
Integrated Engineering - Corporate Logo
ES#:
3677842
Mfg#:
IEIMVCI8-BK
Back Ordered
$1096.99 USD
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump

ES#3241614 - 06J127025L - 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#:
3241614
Mfg#:
06J127025L
Ships in 2 Business Days
6% off MSRP

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

$876.99

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

$821.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#2715561 - 06F129101R - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Genuine Volkswagen Audi - Audi Volkswagen

Also called the "breather valve" or "oil separator" Up to production date 12/16/2005

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2715561
Mfg#:
06F129101R
In Stock
18% off MSRP

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

$133.32

This product was last offered at the strikethrough price on
04-16-2026

$109.32 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Bypass Line

ES#4871989 - 8W0121081AN - Coolant Expansion Tank Bypass Line - A line that recycles overflown fluid back into the system - Bremmen Parts - Audi

A line that recycles overflown fluid back into the system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871989
Mfg#:
8W0121081AN
In Stock
ON SALE! SAVE 20%
$49.99

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

$39.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Cam Follower - Priced Each

ES#2667 - 058109309F - Intake Cam Follower - Priced Each - Replace your worn down followers - Ina - Audi Volkswagen

Replace your worn down followers We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2667
Mfg#:
058109309F
In Stock
$12.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Self-Locking Nut - Priced Each

ES#2588753 - N90369001 - Self-Locking Nut - Priced Each - Install new hardware with your new parts. M10x1.5 - Rein - Audi BMW Volkswagen

Install new hardware with your new parts. M10x1.5 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Secures the catalytic converter to the turbocharger

Brand:
Rein - Corporate Logo
ES#:
2588753
Mfg#:
N90369001
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug

ES#3570183 - 06L103801 - Oil Drain Plug - Replacement oil pan drain plug with seal - Rein - Audi Volkswagen Porsche

Replacement oil pan drain plug with seal 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3570183
Mfg#:
06L103801
In Stock
$7.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo B6 A4 High-flow Cat Pipe

ES#4043061 - CTSEXHTP0002B6CA - CTS Turbo B6 A4 High-flow Cat Pipe - Seamlessly fits in place of your restrictive stock cat - Features 3 stainless steel piping, smooth mandrel bends, and two 02 sensor bungs - CTS - Audi

Seamlessly fits in place of your restrictive stock cat - Features 3″ stainless steel piping, smooth mandrel bends, and two 02 sensor bungs

Brand:
CTS - Corporate Logo
ES#:
4043061
Mfg#:
CTSEXHTP0002B6CA
Ships in 7 Business Days
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Seal Kit - Priced Each

ES#4810653 - 06E998907G - Fuel Injector Seal Kit - Priced Each - One kit services one injector - Bremmen Parts - Audi Volkswagen

One kit services one injector 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4810653
Mfg#:
06E998907G
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return

ES#4818461 - 06E121065N - Coolant Pipe - Return - Main return pipe that connects to the heater core hoses and the engine - Bremmen Parts - Audi

Main return pipe that connects to the heater core hoses and the engine 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818461
Mfg#:
06E121065N
In Stock
ON SALE! SAVE 20%
$40.99

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

$32.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Forged Head Studs for 1.8T 20V 137MM - Set Of 10

ES#4766620 - EXPRIS27 - Forged Head Studs for 1.8T 20V 137MM - Set Of 10 - Upgrade the head studs for your 20v 1.8t for higher boost builds! - SPA Performance - Audi Volkswagen

Upgrade the head studs for your 20v 1.8t for higher boost builds!

Brand:
SPA Performance - Corporate Logo
ES#:
4766620
Mfg#:
EXPRIS27
Back Ordered
ON SALE!
$125.99

This product was last offered at the strikethrough price on
08-31-2026

$119.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

Let us help you find the parts that fit your Audi

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