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Audi B9 A4 FWD 2.0T

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Audi B9 A4 FWD 2.0T Engine Mechanical Parts

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Billet Aluminum Rear Main Seal

ES#4370261 - 034-202-6004 - Billet Aluminum Rear Main Seal - Permanent fix for that leaking rear main seal - 034Motorsport - Audi Volkswagen

Permanent fix for that leaking rear main seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4370261
Mfg#:
034-202-6004
In Stock
ON SALE! SAVE 10%
$145.00

This product was last offered at the strikethrough price on
06-28-2026

$130.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4/S4/A5 Engine Street Shield Aluminum Skid Plate

ES#3411957 - 019207ecs01KT - Audi B9 A4/S4/A5 Engine Street Shield Aluminum Skid Plate - Protect your vehicle's plastic oil pan with this 4mm thick aluminum skid plate - ECS - Audi

Protect your vehicle's plastic oil pan with this 4mm thick aluminum skid plate affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3411957
Mfg#:
019207ECS01KT
In Stock
$391.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi & VW Direct Injection Carbon Cleaning Kit - Level 2

ES#4000812 - 034-108-Z05KT - Audi & VW Direct Injection Carbon Cleaning Kit - Level 2 - Featuring 034 Motorsport direct injection port cleaning tool, walnut shell blast media (50lbs), and a Bav Auto V3 Media Blaster Tank - Assembled By ECS - Audi Volkswagen

Featuring 034 Motorsport direct injection port cleaning tool, walnut shell blast media (50lbs), and a Bav Auto V3 Media Blaster Tank 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#:
4000812
Mfg#:
034-108-Z05KT
In Stock
ON SALE! SAVE 18%
$342.99

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

$279.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

034 Billet Aluminum Rear Main Seal Upgrade - With Installation Tool & Sealant

ES#4608304 - 034-202-6004KT - 034 Billet Aluminum Rear Main Seal Upgrade - With Installation Tool & Sealant - Permanent fix for that leaking rear main seal. Includes recommended installation tool and Dirko sealant to complete the job. - Assembled By ECS - Audi Volkswagen

Permanent fix for that leaking rear main seal. Includes recommended installation tool and Dirko sealant to complete the job. 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#:
4608304
Mfg#:
034-202-6004KT
In Stock
$233.99

This product was last offered at the strikethrough price on
03-16-2026

$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Camshaft Adjuster Magnet

ES#3188034 - 06L109259AKT - Camshaft Adjuster Magnet - Stop oil leaks and replace the adjuster magnet in your vehicle - Febi - Audi Volkswagen

Stop oil leaks and replace the adjuster magnet in your vehicle 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:
Febi - Corporate Logo
ES#:
3188034
Mfg#:
06L109259AKT
In Stock
$84.66

This product was last offered at the strikethrough price on
03-17-2026

$50.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MQB Magnetic Drain Plug - With 5 Replacement O-Rings

ES#4006896 - 015137ecs02KT - MQB Magnetic Drain Plug - With 5 Replacement O-Rings - Capture harmful particulates from circulating within your oiling system and make services easier with our 13mm hex drive - ECS - Audi Volkswagen Porsche

Capture harmful particulates from circulating within your oiling system and make services easier with our 13mm hex drive affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4006896
Mfg#:
015137ECS02KT
In Stock
ON SALE! SAVE 25%
$50.99

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

$38.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Engine Oil Dipstick - Polished

ES#3138261 - 018641ECS02-01 - Billet Engine Oil Dipstick - Polished - A more durable and aesthetically pleasing addition to your engine bay - ECS - Audi

A more durable and aesthetically pleasing addition to your engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with production date up to04/09/2021

Brand:
ECS - Corporate Logo
ES#:
3138261
Mfg#:
018641ECS02-01
In Stock
ON SALE! SAVE 25%
$100.99

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

$75.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4/S4 Transmission Street Shield Aluminum Skid Plate

ES#3979295 - 027567ecs01KT - Audi B9 A4/S4 Transmission Street Shield Aluminum Skid Plate - Protect your transmission pan and improve aerodynamics - ECS - Audi

Protect your transmission pan and improve aerodynamics affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3979295
Mfg#:
027567ECS01KT
In Stock
ON SALE! SAVE 15%
$354.99

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

$301.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Rear Main Seal Upgrade

ES#3470640 - 462-103-171F - Billet Aluminum Rear Main Seal Upgrade - Permanent fix for that leaking rear main seal - iABED Industries - Audi Volkswagen

Permanent fix for that leaking rear main seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
iABED Industries - Corporate Logo
ES#:
3470640
Mfg#:
462-103-171F
Back Ordered
Auto Notify
$99.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Engine oil Dipstick - black Anodized

ES#3138259 - 018641ECS02-02 - Billet Engine oil Dipstick - black Anodized - A more durable and aesthetically pleasing addition to your engine bay - ECS - Audi

A more durable and aesthetically pleasing addition to your engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with production date up to04/09/2021

Brand:
ECS - Corporate Logo
ES#:
3138259
Mfg#:
018641ECS02-02
In Stock
ON SALE! SAVE 25%
$113.99

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

$85.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Adjuster Valve Unit - Priced Each

ES#4817699 - 06L109257F - Camshaft Adjuster Valve Unit - Priced Each - Controls the flow of oil for the camshaft adjuster - Febi - Audi Volkswagen

Controls the flow of oil for the camshaft adjuster 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!
For vehicles with production date up through 6/13/2016 only

Brand:
Febi - Corporate Logo
ES#:
4817699
Mfg#:
06L109257F
In Stock
$87.99

This product was last offered at the strikethrough price on
03-29-2026

$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oil Cooler - 19 Row - Black

ES#2764102 - MM0CULBK - Universal Oil Cooler - 19 Row - Black - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764102
Mfg#:
MM0CULBK
In Stock
$536.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

32mm 6-Point Oil Filter Socket - 3/8" Drive

ES#2730723 - 004685SCH01 - 32mm 6-Point Oil Filter Socket - 3/8" Drive - Make oil filter housing removal simple - Schwaben - Audi BMW Volkswagen MINI
ECS Tuning recommends this product.

Make oil filter housing removal simple affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2730723
Mfg#:
004685SCH01
In Stock
ON SALE! SAVE 20%
$28.99

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

$23.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IABED Billet Aluminum Rear Main Seal Upgrade - With Installation Tool & Sealant

ES#4069852 - 462-103-171FKT - IABED Billet Aluminum Rear Main Seal Upgrade - With Installation Tool & Sealant - Permanent fix for that leaking rear main seal. Includes recommended installation tool and Dirko sealant to complete the job. - Assembled By ECS - Audi Volkswagen

Permanent fix for that leaking rear main seal. Includes recommended installation tool and Dirko sealant to complete the job. 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#:
4069852
Mfg#:
462-103-171FKT
Back Ordered
Auto Notify
$134.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Connecting Rod - Priced Each

ES#4768528 - 06H198401D - Connecting Rod - Priced Each - Direct replacement connecting rod, includes rod bolts & cap - Kolbenschmidt - Audi Volkswagen

Direct replacement connecting rod, includes rod bolts & cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Kolbenschmidt - Corporate Logo
ES#:
4768528
Mfg#:
06H198401D
In Stock
$223.99

This product was last offered at the strikethrough price on
01-13-2026

$135.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Cam Follower

ES#2793783 - 06H109311B - Fuel Pump Cam Follower - Recommended to be replaced when replacing fuel pump - Ina - Audi BMW Volkswagen MINI

Recommended to be replaced when replacing fuel pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2793783
Mfg#:
06H109311B
In Stock
$29.99

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

$28.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Mechanical Parts

Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.

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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