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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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Crankshaft Seal

ES#3435222 - 06L103085B - Crankshaft Seal - Keep your engine fresh and leak free - Victor Reinz - Audi Volkswagen

Keep your engine fresh and leak free

Brand:
Victor Reinz - Corporate Logo
ES#:
3435222
Mfg#:
06L103085B
In Stock
$7.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner

ES#2191755 - 06L903133D - Accessory Belt Tensioner - Keep your drive belt tight - Genuine Volkswagen Audi - Audi Volkswagen

Keep your drive belt tight

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2191755
Mfg#:
06L903133D
Ships in 1 day
7% off MSRP

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

$254.99

This product was last offered at the strikethrough price on
08-25-2026

$237.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Piston Assembly - Priced Each

ES#2993381 - 06K107065AS - Piston Assembly - Priced Each - Includes piston rings, wrist pin, and circlips - Genuine Volkswagen Audi - Audi

Includes piston rings, wrist pin, and circlips For vehicles with model years through 2020 (CYMC engine code)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2993381
Mfg#:
06K107065AS
Ships in 1 day
7% off MSRP

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

$253.99

This product was last offered at the strikethrough price on
08-25-2026

$235.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pentosin Oil Service Kit (5w-40)

ES#2777507 - 06L115562KT2 - Pentosin Oil Service Kit (5w-40) - Includes Hengst oil filter and Pentosin high performance 5W-40 synthetic engine oil - Assembled By ECS - Audi Volkswagen

Includes Hengst oil filter and Pentosin high performance 5W-40 synthetic engine oil 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2777507
Mfg#:
06L115562KT2
In Stock
ON SALE!
$119.99

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

$116.29 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Timing Chain Guide Rail - Lower

ES#281402 - 06H109469AH - Timing Chain Guide Rail - Lower - Lower right rail on the small chain - Genuine Volkswagen Audi - Audi Volkswagen

Lower right rail on the small chain

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281402
Mfg#:
06H109469AH
In Stock
27% off MSRP

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

$37.18

This product was last offered at the strikethrough price on
08-25-2026

$27.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Belt

ES#4028103 - 06K121605C - Water Pump Belt - Recommended to be replaced with the water pump - Dayco - Audi Volkswagen

Recommended to be replaced with the water pump

Brand:
Dayco - Corporate Logo
ES#:
4028103
Mfg#:
06K121605C
In Stock
$22.99

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

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Output Ignition Coil Replacement Rubber Boot - Priced Each

ES#4685483 - 034-107-Z034 - High Output Ignition Coil Replacement Rubber Boot - Priced Each - If rubber boots are damaged or torn, spark can leak outside of the boot causing potential misfires - 034Motorsport - Audi Volkswagen

If rubber boots are damaged or torn, spark can leak outside of the boot causing potential misfires 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4685483
Mfg#:
034-107-Z034
In Stock
ON SALE! SAVE 14%
$5.00

This product was last offered at the strikethrough price on
08-17-2026

$4.28 USD
Free Shipping

Camshaft Adjuster Magnet Kit

ES#5457172 - 06L109259DKT - Camshaft Adjuster Magnet Kit - Stop oil leaks and replace the adjuster magnet in your vehicle - Assembled By ECS - Audi Volkswagen

Stop oil leaks and replace the adjuster magnet in your vehicle 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5457172
Mfg#:
06L109259DKT
Ships in 9 Business Days
Auto Notify
ON SALE! SAVE 18%
$68.99

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

$56.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Precision Raceworks Performance Fuel Pump Kit

ES#4442362 - PRWMQBPFPAWD - Precision Raceworks Performance Fuel Pump Kit - Specially designed for up to 350% more fuel than the factory fuel pump and all options are 100% E85 compliant. - Precision Raceworks - Audi Volkswagen

Specially designed for up to 350% more fuel than the factory fuel pump and all options are 100% E85 compliant.

Brand:
Precision Raceworks - Corporate Logo
ES#:
4442362
Mfg#:
PRWMQBPFPAWD
Ships in 9 Business Days
Starting at $299.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Core ECU Tune With POWERlink Cable

ES#5457714 - IESOWG11 - IE Core ECU Tune With POWERlink Cable - The perfect entry point for a stock car, delivering a massive Stage 1 power bump with no additional hardware required. - Integrated Engineering - Audi

The perfect entry point for a stock car, delivering a massive Stage 1 power bump with no additional hardware required. Please see "fitment notes" in the description for full vehicle information.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457714
Mfg#:
IESOWG11
In Stock
Starting at $179.99 USD
Customize
Free Shipping
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
Back Ordered
$110.47

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

$89.71 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Air Scoop - Large Intercooler Size

ES#4845335 - 034-108-Z134 - X34 Carbon Fiber Air Scoop - Large Intercooler Size - Increase airflow for your 2.0T or 3.0T equipped B9 A4/S4/Allroad with the 034Motorsport X34 Carbon Fiber Intake Air Scoop! - 034Motorsport - Audi

Increase airflow for your 2.0T or 3.0T equipped B9 A4/S4/Allroad with the 034Motorsport X34 Carbon Fiber Intake Air Scoop! 2X Entries Into Our F80 M3 Sweepstakes
Will not fit vehicles with the active grille shutter system, such as B9.5 A4 and allroad.

Brand:
034Motorsport - Corporate Logo
ES#:
4845335
Mfg#:
034-108-Z134
In Stock
ON SALE! SAVE 14%
$174.00

This product was last offered at the strikethrough price on
08-17-2026

$148.77 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#4836206 - 8W0121251AK - Radiator - Ensure proper cooling for your engine with a new radiator. - Mahle-Behr - Audi

Ensure proper cooling for your engine with a new radiator.

Brand:
Mahle-Behr - Corporate Logo
ES#:
4836206
Mfg#:
8W0121251AK
Ships in 1 day
$305.99

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

$296.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MAP Sensor

ES#3627418 - 038906051T - MAP Sensor - Measures the pressure in the turbocharger system - Genuine Volkswagen Audi - Audi Volkswagen

Measures the pressure in the turbocharger system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3627418
Mfg#:
038906051T
Ships in 1 day
6% off MSRP

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

$189.99

This product was last offered at the strikethrough price on
08-25-2026

$177.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump Kit

ES#4820954 - 06K127028LKT - High Pressure Fuel Pump Kit - Includes HPFP, cam follower, and hardware - Genuine Volkswagen Audi - Audi

Includes HPFP, cam follower, and hardware Fits vehicles with production date up to 5/13/2019 (CYMC engine code)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4820954
Mfg#:
06K127028LKT
In Stock
$885.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Momentum GT Cold Air Intake System With Pro Dry 5R Filter

ES#3978867 - 50-70032R - Momentum GT Cold Air Intake System With Pro Dry 5R Filter - This intake delivers proven performance improvements and an aggressive turbo spool sound when under power. - AFE - Audi

This intake delivers proven performance improvements and an aggressive turbo spool sound when under power.

Brand:
AFE - Corporate Logo
ES#:
3978867
Mfg#:
50-70032R
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.

$543.99

This product was last offered at the strikethrough price on
08-25-2026

$435.00 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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