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Audi A4 Engine Parts & Accessories

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Expansion Tank Replacement Kit

ES#2586930 - 8E0121403KT1 - Expansion Tank Replacement Kit - Everything you need to replace your faded, cracked, or leaky expansion tank! - Assembled By ECS - Audi

Everything you need to replace your faded, cracked, or leaky expansion tank! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586930
Mfg#:
8E0121403KT1
In Stock
ON SALE!
$47.99

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

$45.38 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Cooling Hose Kit - Feed Line

ES#3149784 - 06D121497AKT - Turbo Cooling Hose Kit - Feed Line - Connects turbocharger to the connection flange - includes banjo bolts & washers - Genuine Volkswagen Audi - Audi

Connects turbocharger to the connection flange - includes banjo bolts & washers

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3149784
Mfg#:
06D121497AKT
Ships on Sep 15, 2026
$271.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Genuine Oil Service Kit

ES#2532332 - N90813202KT - Genuine Oil Service Kit - Includes Genuine oil filter and Genuine 5w-40 oil - Genuine Volkswagen Audi - Audi Volkswagen

Includes Genuine oil filter and Genuine 5w-40 oil From VIN 4A-T-064172, split is on model year 1996.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2532332
Mfg#:
N90813202KT
Ships in 1-2 days
$142.99

This product was last offered at the strikethrough price on
07-17-2026

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

Dipstick Tube

ES#4316988 - 06K115610M - Dipstick Tube - Genuine Volkswagen Audi - Audi

For vehicles with production date up to04/09/2021

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4316988
Mfg#:
06K115610M
Ships in 3 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.

$144.99

This product was last offered at the strikethrough price on
08-27-2026

$135.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Filter

ES#2568762 - 1H0201511A - Fuel Filter - Restore fuel mileage and performance - Hengst - Audi Volkswagen
ECS Tuning recommends this product.

Restore fuel mileage and performance 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
2568762
Mfg#:
1H0201511A
In Stock
ON SALE!
$20.99

This product was last offered at the strikethrough price on
08-26-2026

$19.42 USD
Free Shipping
on orders $49 and up

Performance Baffled Oil Catch Can & Bracket

ES#3096719 - 010371ECS01KT2 - Performance Baffled Oil Catch Can & Bracket - Includes our Baffled Oil Catch Can with the B7 specific mounting bracket for custom applications - ECS - Audi

Includes our Baffled Oil Catch Can with the B7 specific mounting bracket for custom applications 10X Entries Into Our F80 M3 Sweepstakes

This kit does not include the PCV adapter, block off plate, or lines

Brand:
ECS - Corporate Logo
ES#:
3096719
Mfg#:
010371ECS01KT2
In Stock
ON SALE! SAVE 10%
$301.99

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

$271.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Kit - Ultimate Plus

ES#5952 - AWMTBKV2EVWAF - Timing Belt Kit - Ultimate Plus - Our most complete timing belt kit with coolant - Assembled By ECS - Audi

Our most complete timing belt kit with coolant 10X Entries Into Our F80 M3 Sweepstakes
Up to VIN 8D-1-042384, split is in the 2001 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
5952
Mfg#:
AWMTBKV2EVWAF
Ships on Nov 16, 2026
Auto Notify
ON SALE!
$284.99

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

$271.72 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Timing Belt Relay Roller

ES#3220535 - 06C109244 - Timing Belt Relay Roller - Relay roller located on right cylinder head - Bremmen Parts - Audi

Relay roller located on right cylinder head 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
3220535
Mfg#:
06C109244
In Stock
ON SALE! SAVE 21%
$37.99

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

$30.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Flange Replacement Kit - With Coolant

ES#2602886 - 06B121132EKT - Cooling Flange Replacement Kit - With Coolant - Cure the common coolant leak coming from the back of your engine compartment - Assembled By ECS - Audi

Cure the common coolant leak coming from the back of your engine compartment 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2602886
Mfg#:
06B121132EKT
In Stock
ON SALE!
$97.99

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

$90.49 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Cooling Hose Retaining Clip - Priced Each

ES#2538001 - 1J0121142 - Cooling Hose Retaining Clip - Priced Each - Secures the radiator hose flange in place. 32mm - Febi - Audi Volkswagen

Secures the radiator hose flange in place. 32mm We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2538001
Mfg#:
1J0121142
In Stock
$2.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Timing Belt Kit - Ultimate Plus

ES#1893863 - 078198675 - ECS Tuning Timing Belt Kit - Ultimate Plus - The most comprehensive timing belt kit on the market! - Assembled By ECS - Audi

The most comprehensive timing belt kit on the market! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
1893863
Mfg#:
078198675
Back Ordered
ON SALE!
$272.99

This product was last offered at the strikethrough price on
06-18-2026

$270.47 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Spark Plugs - Set Of Six (#PFR6U-11G)

ES#5456 - PFR6U-11G-6 - Spark Plugs - Set Of Six (#PFR6U-11G) - The easiest way to restore performance and MPGs. - NGK - Audi

The easiest way to restore performance and MPGs. We Price Match - Give Us A Call or Chat!

Brand:
NGK - Corporate Logo
ES#:
5456
Mfg#:
PFR6U-11G-6
Ships in 1 Business Day
$135.36

This product was last offered at the strikethrough price on
07-02-2026

$135.06 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter - Pack Of 10

ES#5136 - 06D115562.10 - Oil Filter - Pack Of 10 - Stock up for future maintenance! - Hengst - Audi Volkswagen

Stock up for future maintenance! 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Hengst - Corporate Logo
ES#:
5136
Mfg#:
06D115562.10
In Stock
$89.99 USD
Free Shipping

Oil Filter - Pack Of 5

ES#1160 - W719.25 5PK - Oil Filter - Pack Of 5 - Stock up for future maintenance and save! - Mann - Audi Volkswagen

Stock up for future maintenance and save!

Brand:
Mann - Corporate Logo
ES#:
1160
Mfg#:
W719.25 5PK
In Stock
$44.99 USD
Free Shipping
on orders $49 and up

Air Box Clip - Priced Each

ES#10916 - 078129797 - Air Box Clip - Priced Each - Keep the air filter opening secured and air tight - Genuine Volkswagen Audi - Audi Volkswagen

Keep the air filter opening secured and air tight Engine code AEB

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
10916
Mfg#:
078129797
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Hose - Supply

ES#2802758 - 8D0819371H - Heater Core Hose - Supply - Connects the heater core to the cylinder head flange - Rein - Audi Volkswagen

Connects the heater core to the cylinder head flange 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From VIN 8D-W-007800, split is in the 1998 model year

Brand:
Rein - Corporate Logo
ES#:
2802758
Mfg#:
8D0819371H
In Stock at Vendor
$24.54

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

$24.47 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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