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Audi B9 A4 Quattro 2.0T

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Audi B9 A4 Quattro 2.0T Engine Parts & Accessories

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Coolant Expansion Tank Cap

ES#4858532 - 2Q0121321A - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Bremmen Parts - Audi Volkswagen Porsche

Keep proper pressure in your coolant system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4858532
Mfg#:
2Q0121321A
In Stock
ON SALE! SAVE 22%
$19.99

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

$15.50 USD
Free Shipping
on orders $49 and up

Camshaft Adjuster Valve Unit - Priced Each

ES#4689761 - 06L109257F - Camshaft Adjuster Valve Unit - Priced Each - Controls the flow of oil for the camshaft adjuster - Bremmen Parts - Audi Volkswagen

Controls the flow of oil for the camshaft adjuster 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with production date up through 6/13/2016 only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4689761
Mfg#:
06L109257F
In Stock
ON SALE! SAVE 22%
$68.99

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

$53.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B9 A4/S4 Carbon Fiber Inlet Scoop

ES#3537354 - 024641ecs02KT - B9 A4/S4 Carbon Fiber Inlet Scoop - Channel air to your intake with performance syle! - ECS - Audi

Channel air to your intake with performance syle! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3537354
Mfg#:
024641ECS02KT
Ships on Mar 5, 2027
ON SALE! SAVE 10%
$271.61

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

$244.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#4613928 - 03G906051M - MAP Sensor - Located on the turbo outlet pipe - URO - Audi Volkswagen

Located on the turbo outlet pipe 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with models years through 2020 (Engine Code DJYA/DBPA/CYMC)

Brand:
URO - Corporate Logo
ES#:
4613928
Mfg#:
03G906051M
In Stock
$23.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/PCV Valve

ES#3130044 - 06k103495af - Oil Separator/PCV Valve - Also called the "breather valve" or "oil separator" - Vaico - Audi Volkswagen

Also called the "breather valve" or "oil separator" We Price Match - Give Us A Call or Chat!
For vehicles with production dates up to 04/11/2018

Brand:
Vaico - Corporate Logo
ES#:
3130044
Mfg#:
06K103495AF
Ships in 2 Business Days
$110.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Tensioner - Upper

ES#2737432 - 06K109467P - Timing Chain Tensioner - Upper - For the camshaft chain and located near the left guide rail - Genuine Volkswagen Audi - Audi Volkswagen

For the camshaft chain and located near the left guide rail

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2737432
Mfg#:
06K109467P
Ships in 2 Business Days
7% off MSRP

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

$129.99

This product was last offered at the strikethrough price on
10-05-2026

$120.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Cover - Lower

ES#3610242 - 06K109210AF - Timing Chain Cover - Lower - Cover for lower section of timing chain - Includes front crank seal, plug, and sealant - Rein - Audi Volkswagen

Cover for lower section of timing chain - Includes front crank seal, plug, and sealant 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3610242
Mfg#:
06K109210AF
Ships in 1 Business Day
$300.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Bracket

ES#4412164 - 06L103144K - Camshaft Bracket - Also called Camshaft Bridge - Genuine Volkswagen Audi - Audi Volkswagen

Also called Camshaft Bridge For vehicles with production date up to 01/10/2022

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4412164
Mfg#:
06L103144K
Ships in 1-2 days
7% off MSRP

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

$429.99

This product was last offered at the strikethrough price on
10-05-2026

$398.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan - Lower

ES#4750173 - 06L103598R - Oil Pan - Lower - Keep the engine oil where it belongs - Bapmic - Audi

Keep the engine oil where it belongs

Brand:
Bapmic - Corporate Logo
ES#:
4750173
Mfg#:
06L103598R
Ships in 1 Business Day
$111.99

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

$107.99 USD
Free Shipping
on orders $49 and up

Timing chain - lower

ES#2959851 - 06K109158A - Timing chain - lower - Stop stretched out chains from creating noise - Febi - Audi Volkswagen

Stop stretched out chains from creating noise We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2959851
Mfg#:
06K109158A
In Stock
Limited Qty Sale
$125.64

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

$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Roller Rocker Arm - Priced Each

ES#2162929 - 06E109417N - Roller Rocker Arm - Priced Each - Applies cam movement to the intake & exhaust valves - Genuine Volkswagen Audi - Audi Volkswagen Porsche

Applies cam movement to the intake & exhaust valves For intake valves only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2162929
Mfg#:
06E109417N
In Stock
25% off MSRP

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

$31.78

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

$23.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Adjuster Magnet - Priced Each

ES#4057318 - 06L109259D - Camshaft Adjuster Magnet - Priced Each - Stop oil leaks and replace the adjuster magnet in your vehicle - Vaico - Audi Volkswagen

Stop oil leaks and replace the adjuster magnet in your vehicle We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4057318
Mfg#:
06L109259D
Back Ordered
$102.99

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

$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Coolant Reservoir Cap - Black Anodized

ES#3509688 - 022731ECS01-01 - Billet Coolant Reservoir Cap - Black Anodized - Lose the plastic! - ECS - Audi

Lose the plastic! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3509688
Mfg#:
022731ECS01-01
Ships on Feb 19, 2027
$96.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Drain Plug Washer - Pack Of 5

ES#248400 - N138492alu5PACK - Aluminum Drain Plug Washer - Pack Of 5 - Replace with every oil service to prevent leaks. M14x20x1.5 - Elring - Audi Volkswagen

Replace with every oil service to prevent leaks. M14x20x1.5 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
248400
Mfg#:
N138492ALU5PACK
In Stock
$15.99

This product was last offered at the strikethrough price on
04-21-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Copper Drain Plug Washer - Priced Each

ES#2264 - N138492 - Copper Drain Plug Washer - Priced Each - Replace with every oil service to prevent leaks. M14x20x1.5 - Elring - Audi Volkswagen

Replace with every oil service to prevent leaks. M14x20x1.5 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2264
Mfg#:
N138492
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MACH Force-Xp Stainless Steel Axle-Back Exhaust System

ES#4220051 - 49-36419-B - MACH Force-Xp Stainless Steel Axle-Back Exhaust System - Resonated 3" to 2-1/2" 304 Stainless Steel with black tips - AFE - Audi

Resonated 3" to 2-1/2" 304 Stainless Steel with black tips

Brand:
AFE - Corporate Logo
ES#:
4220051
Mfg#:
49-36419-B
Ships in 3 Business Days
20% off MSRP

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

$1441.99

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

$1153.00 USD
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.

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

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