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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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Billet Aluminum Oil Filter Housing Hook-Up - Silver Anodized

ES#3137379 - 005887ECS01KT2 - Billet Aluminum Oil Filter Housing Hook-Up - Silver Anodized - Includes free Hengst Oil Filter with purchase of ECS Billet Oil Filter Housing - Limited time only! - Assembled By ECS - Audi

Includes free Hengst Oil Filter with purchase of ECS Billet Oil Filter Housing - Limited time only! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3137379
Mfg#:
005887ECS01KT2
In Stock
ON SALE!
$137.99

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

$135.97 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Timing Chain Guide Rail - Lower

ES#3137620 - 06H109509P - Timing Chain Guide Rail - Lower - Lower left rail on the small chain - Borsehung - Audi Volkswagen

Lower left rail on the small chain affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Borsehung - Corporate Logo
ES#:
3137620
Mfg#:
06H109509P
In Stock
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Split Valve Keeper - Priced Each

ES#1600384 - 0000531126 - Split Valve Keeper - Priced Each - Engine Valve Spring Retainer Keeper - Split cotter for intake or exhaust valve. Two required per valve - Genuine Mercedes Benz - Audi Volkswagen

Engine Valve Spring Retainer Keeper - Split cotter for intake or exhaust valve. Two required per valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1600384
Mfg#:
0000531126
Ships in 3 Business Days
$3.09

This product was last offered at the strikethrough price on
02-09-2026

$2.76 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Revo Turbo Muffler Delete

ES#4500013 - RV581M100300 - Revo Turbo Muffler Delete - Designed for smoother uninterrupted air flow, increasing throttle response and providing improved turbo acoustics. - REVO - Audi Volkswagen

Designed for smoother uninterrupted air flow, increasing throttle response and providing improved turbo acoustics. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Gen II & III engines with the IHI turbocharger only

Brand:
REVO - Corporate Logo
ES#:
4500013
Mfg#:
RV581M100300
Back Ordered
$133.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Boot - Priced Each

ES#2774706 - 06L905199B - Spark Plug Boot - Priced Each - Connects the coil pack to the spark plug - Genuine Volkswagen Audi - Audi

Connects the coil pack to the spark plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2774706
Mfg#:
06L905199B
In Stock
ON SALE!
$45.99

This product was last offered at the strikethrough price on
06-15-2026

$42.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan Gasket

ES#4821255 - 06L103649R - Oil Pan Gasket - Keep the engine oil where it belongs - Elring - Audi

Keep the engine oil where it belongs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4821255
Mfg#:
06L103649R
Ships in 1 day
$17.99 USD
Free Shipping
on orders $49 and up

Oil Level Sensor

ES#4841465 - 06L907660H - Oil Level Sensor - Mounted on the bottom of the oil pan - Hudson - Audi

Mounted on the bottom of the oil pan affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hudson - Corporate Logo
ES#:
4841465
Mfg#:
06L907660H
Ships in 1 day
$124.99 USD
Free Shipping
on orders $49 and up

Turbo Muffler Delete

ES#4831021 - 001002442 - Turbo Muffler Delete - Elevate the performance and driving experience with the Turbo Outlet - Wagner Tuning - Audi Volkswagen

Elevate the performance and driving experience with the Turbo Outlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wagner Tuning - Corporate Logo
ES#:
4831021
Mfg#:
001002442
Ships in 1 Business Day
$120.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Balance Shaft Tube - Exhaust

ES#2588853 - 06K103199A - Balance Shaft Tube - Exhaust - Exhaust side balance shaft is found inside this tube inside the cylinder block - Genuine Volkswagen Audi - Audi Volkswagen

Exhaust side balance shaft is found inside this tube inside the cylinder block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2588853
Mfg#:
06K103199A
Ships in 2 Business Days
14% off MSRP

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

$13.99

This product was last offered at the strikethrough price on
06-25-2026

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

Radiator Securing Pin

ES#3012972 - 4M0121095 - Radiator Securing Pin - Genuine Volkswagen Audi - Audi

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3012972
Mfg#:
4M0121095
Ships in 1 day
14% off MSRP

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

$6.99

This product was last offered at the strikethrough price on
06-25-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Inlet Hose

ES#3640308 - 06L129629G - Turbo Inlet Hose - Connects the air box to the turbo - Genuine Volkswagen Audi - Audi

Connects the air box to the turbo affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3640308
Mfg#:
06L129629G
Back Ordered
Auto Notify
6% off MSRP

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

$126.99

This product was last offered at the strikethrough price on
06-25-2026

$118.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump Gasket

ES#3046090 - 06H103121J - Vacuum Pump Gasket - Recommended to be replaced when replacing vacuum pump. - Victor Reinz - Audi Volkswagen

Recommended to be replaced when replacing vacuum pump. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
3046090
Mfg#:
06H103121J
In Stock at Vendor
$13.27

This product was last offered at the strikethrough price on
05-29-2026

$13.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Gasket

ES#3697704 - 06K133073 - Throttle Body Gasket - Seals the throttle body to the intake manifold - Vemo - Audi Volkswagen

Seals the throttle body to the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
3697704
Mfg#:
06K133073
In Stock at Vendor
$17.99

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

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump O-Ring

ES#3142384 - WHT005184 - High Pressure Fuel Pump O-Ring - Seals the high pressure fuel pump to the cylinder head - Victor Reinz - Audi Volkswagen

Seals the high pressure fuel pump to the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
3142384
Mfg#:
WHT005184
In Stock
ON SALE!
$6.11

This product was last offered at the strikethrough price on
06-25-2026

$5.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pentosin Oil Service Kit (5w-40) - With Magnetic Drain Plug

ES#4006934 - 06L115562KT14 - Pentosin Oil Service Kit (5w-40) - With Magnetic Drain Plug - Includes Hengst oil filter, Pentosin high performance 5W-40 synthetic engine oil and ECS Magnetic Drain Plug - Assembled By ECS - Audi Volkswagen

Includes Hengst oil filter, Pentosin high performance 5W-40 synthetic engine oil and ECS Magnetic Drain Plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4006934
Mfg#:
06L115562KT14
In Stock
ON SALE!
$116.99

This product was last offered at the strikethrough price on
06-19-2026

$115.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Lower Crankshaft Bearing - Priced Each

ES#2631747 - 06H105591KWEI - Lower Crankshaft Bearing - Priced Each - With White markings - Genuine Volkswagen Audi - Audi

With White markings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2631747
Mfg#:
06H105591KWEI
In Stock
ON SALE!
$41.32

This product was last offered at the strikethrough price on
06-15-2026

$38.22 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.

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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