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Audi A4 Engine Parts & Accessories

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Gas Cap Seal

ES#4840347 - 1K0201557A - Gas Cap Seal - Seals the connection between the gas cap and filler neck - URO - Audi Volkswagen

Seals the connection between the gas cap and filler neck 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4840347
Mfg#:
1K0201557A
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Tensioner (06F109217A)

ES#2863151 - 06F109217A - Timing Chain Tensioner (06F109217A) - For the camshaft chain located underneath the valve cover - Febi - Audi Volkswagen

For the camshaft chain located underneath the valve cover 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2863151
Mfg#:
06F109217A
In Stock at Vendor
$93.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft End Cap - Priced Each

ES#2712832 - 06B103113C - Camshaft End Cap - Priced Each - End cap for left side of head replace when removing cams - Elring - Audi Volkswagen

End cap for left side of head replace when removing cams 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2712832
Mfg#:
06B103113C
In Stock
$11.32

This product was last offered at the strikethrough price on
04-08-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2526474 - 026121005L - Water Pump - Featuring a metal impeller - Geba - Audi Volkswagen

Featuring a metal impeller

Brand:
Geba - Corporate Logo
ES#:
2526474
Mfg#:
026121005L
In Stock
Limited Qty Sale
$49.99

This product was last offered at the strikethrough price on
05-11-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Tensioner

ES#3969717 - 06E109217H - Timing Chain Tensioner - Upper tensioner located on the left cylinder head - Ina - Audi

Upper tensioner located on the left cylinder head We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3969717
Mfg#:
06E109217H
Ships in 1 Business Day
$163.82 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Belly Pan & Installation Hardware Kit

ES#2702651 - 8E0863821ALKT1 - Belly Pan & Installation Hardware Kit - Includes a replacement belly pan with all necessary mounting hardware - Genuine Volkswagen Audi - Audi

Includes a replacement belly pan with all necessary mounting hardware

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2702651
Mfg#:
8E0863821ALKT1
Ships in 2 Business Days
$694.99

This product was last offered at the strikethrough price on
07-27-2026

$661.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain Kit - Standard

ES#2918836 - 06E109217HKT1 - Timing Chain Kit - Standard - Includes new tensioners, guide rails, & chains to service your timing chain - Assembled By ECS - Audi

Includes new tensioners, guide rails, & chains to service your timing chain 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2918836
Mfg#:
06E109217HKT1
Ships in 4 Business Days
ON SALE! SAVE 15%
$762.99

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

$651.42 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Upper Timing Chain Tensioner Service Kit

ES#3514479 - 06h109210agKT - Upper Timing Chain Tensioner Service Kit - Designed to quickly and professionally replace the upper chain tensioner - Assembled By ECS - Audi

Designed to quickly and professionally replace the upper chain tensioner 10X Entries For Our 25th Anniversary Sweepstakes!
Fits up to production date 1/16/2012

Brand:
Assembled By ECS - Corporate Logo
ES#:
3514479
Mfg#:
06H109210AGKT
In Stock
ON SALE! SAVE 31%
$187.99

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

$130.20 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thermostat - 71°C

ES#6957 - 075121113D 71D - Thermostat - 71C - Keep your engine running cooler for more power - Mahle-Behr - Audi Volkswagen

Keep your engine running cooler for more power Lower temperature thermostat than factory - OE is 87°C

Brand:
Mahle-Behr - Corporate Logo
ES#:
6957
Mfg#:
075121113D 71D
Ships in 6 Business Days
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Flashed @ ECS

ES#4464587 - 2.0T-MLB - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next

Brand:
Unitronic - Corporate Logo
ES#:
4464587
Mfg#:
2.0T-MLB
In Stock
Starting at $650.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intercooler - Left

ES#3545385 - 6053 - Intercooler - Left - Cools the charge air for your engine - Offers superior performance & drop-in fitment! - CSF - Audi

Cools the charge air for your engine - Offers superior performance & drop-in fitment! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
CSF - Corporate Logo
ES#:
3545385
Mfg#:
6053
In Stock
$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Muffler Delete - Black

ES#3663927 - L042B - Turbo Muffler Delete - Black - Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete - LEYO - Audi Volkswagen

Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete

Brand:
LEYO - Corporate Logo
ES#:
3663927
Mfg#:
L042B
Ships on Aug 25, 2026
$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch

ES#275364 - 038919081M - Oil Pressure Switch - Located on top of the oil filter adapter - Genuine Volkswagen Audi - Audi Volkswagen

Located on top of the oil filter adapter Grey switch, 0.75-1.05 BAR

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275364
Mfg#:
038919081M
In Stock
11% off MSRP

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

$55.99

This product was last offered at the strikethrough price on
08-09-2026

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump

ES#5388732 - 06J127025L - High Pressure Fuel Pump - Fuel pump located on top of the engine - URO - Audi

Fuel pump located on top of the engine 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
5388732
Mfg#:
06J127025L
Ships in 1 Business Day
$324.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Injector Insert - Priced Each

ES#5289 - 06b133555h - Injector Insert - Priced Each - Secures the fuel injector correctly into the rail - Genuine Volkswagen Audi - Audi Volkswagen

Secures the fuel injector correctly into the rail Engine code AWM

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5289
Mfg#:
06B133555H
In Stock
Auto Notify
ON SALE!
$10.78

This product was last offered at the strikethrough price on
08-04-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Neuspeed Power Module EVO - B9 A4 Quattro

ES#4906480 - 64.02.13 - Neuspeed Power Module EVO - B9 A4 Quattro - Proprietary tune box designed specifically for the EA888.3 2.0L TFSI with gains of +50 Horsepower / 65 ft-lb of Torque! - Neuspeed - Audi

Proprietary tune box designed specifically for the EA888.3 2.0L TFSI with gains of +50 Horsepower / 65 ft-lb of Torque! 2X Entries For Our 25th Anniversary Sweepstakes!
Fits vehicles up to 2019

Brand:
Neuspeed - Corporate Logo
ES#:
4906480
Mfg#:
64.02.13
Ships in 2 Business Days
$649.00 USD
Free Shipping

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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