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Audi A4 Engine Parts & Accessories

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Transmission Mount - Left

ES#2816267 - 8D0399151H - Transmission Mount - Left - Reduce excessive drivetrain vibrations - Hamburg Tech - Audi Volkswagen

Reduce excessive drivetrain vibrations We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816267
Mfg#:
8D0399151H
Ships in 1 Business Day
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GT1 PRO C-3 Engine Oil (5w-30) - 1 Liter

ES#3141469 - GVW052195M2F - GT1 PRO C-3 Engine Oil (5w-30) - 1 Liter - High performance engine oil for passenger vehicles - Fuchs - Audi Volkswagen

High performance engine oil for passenger vehicles

Brand:
Fuchs - Corporate Logo
ES#:
3141469
Mfg#:
GVW052195M2F
Ships in 1-2 days
$16.99 USD
Free Shipping
on orders $49 and up

Hose Clamp - Priced Each

ES#468441 - N10544401 - Hose Clamp - Priced Each - Adjustable clamp used on various hoses in the intake system. 60-80x12 - Genuine Volkswagen Audi - Audi Volkswagen

Adjustable clamp used on various hoses in the intake system. 60-80x12

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468441
Mfg#:
N10544401
Ships in 2 Business Days
11% off MSRP

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

$18.99

This product was last offered at the strikethrough price on
08-22-2026

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

Auxiliary Fan Switch - 4 Pin

ES#1873 - 8D0959481B - Auxiliary Fan Switch - 4 Pin - Located on the lower radiator hose connection - Meyle - Audi Volkswagen

Located on the lower radiator hose connection We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
1873
Mfg#:
8D0959481B
Ships on Oct 29, 2026
Auto Notify
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Crankshaft Seal

ES#2865758 - 038103085E - Front Crankshaft Seal - Stop oil leaks and prevent internal engine damage. 35x48x10 - Febi - Audi Volkswagen

Stop oil leaks and prevent internal engine damage. 35x48x10 We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865758
Mfg#:
038103085E
Ships on Nov 18, 2026
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - Brown

ES#2803510 - 038919081K - Oil Pressure Switch - Brown - Pressure switch located on the oil cooler bracket. - .55-.85 BAR - Rein - Audi Volkswagen Porsche

Pressure switch located on the oil cooler bracket. - .55-.85 BAR We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803510
Mfg#:
038919081K
Back Ordered
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve

ES#3537200 - 06A145710P - Diverter Valve - Cure the boost leak and restore power - Hamburg Tech - Audi Volkswagen

Cure the boost leak and restore power We Price Match - Give Us A Call or Chat!
From VIN 8D-X-200001, split is in the 1999 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
3537200
Mfg#:
06A145710P
Ships in 1 Business Day
$33.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe O-Ring - Priced Each

ES#2803463 - N90765301 - Coolant Pipe O-Ring - Priced Each - Provides seal from metal to plastic cooling line end fitting. 32X4 - Rein - Audi Volkswagen

Provides seal from metal to plastic cooling line end fitting. 32X4 We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803463
Mfg#:
N90765301
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Installation Kit

ES#2762243 - 077906037AKT5 - Fuel Injector Installation Kit - Includes everything required to replace the fuel injectors - Assembled By ECS - Audi

Includes everything required to replace the fuel injectors

Brand:
Assembled By ECS - Corporate Logo
ES#:
2762243
Mfg#:
077906037AKT5
In Stock
ON SALE! SAVE 20%
$84.99

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

$67.82 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Snub Mount with hardware

ES#2966506 - 001578ECS01AKT1 - Performance Snub Mount with hardware - Reduce driveline lash with a full polyurethane mount - Assembled By ECS - Audi

Reduce driveline lash with a full polyurethane mount For AWM engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2966506
Mfg#:
001578ECS01AKT1
Ships in 4 Business Days
ON SALE! SAVE 24%
$87.99

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

$67.26 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Atmospheric Diverter Valve Spacer - Gold

ES#5457768 - 021828ECS01-05 - Atmospheric Diverter Valve Spacer - Gold - Limited Edition - Individually Numbered - ECS - Audi Volkswagen

Limited Edition - Individually Numbered

Brand:
ECS - Corporate Logo
ES#:
5457768
Mfg#:
021828ECS01-05
In Stock
Limited Qty Sale
$84.99

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

$66.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Vent Hose

ES#436161 - 8E0121107AE - Expansion Tank Vent Hose - Connects coolant expansion tank to the upper radiator hose - Genuine Volkswagen Audi - Audi

Connects coolant expansion tank to the upper radiator hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436161
Mfg#:
8E0121107AE
Ships in 1-2 days
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Position Sensor

ES#3139070 - 078906433A - Crankshaft Position Sensor - Also known as the RPM or speed sensor - Hudson - Audi Volkswagen

Also known as the RPM or speed sensor For Vehicles with Engine code AWM

Brand:
Hudson - Corporate Logo
ES#:
3139070
Mfg#:
078906433A
Ships in 1-2 days
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Coolant Hose - Return

ES#277618 - 058121471B - Turbo Coolant Hose - Return - Connects the turbocharger to the hard water pipe - Genuine Volkswagen Audi - Audi Volkswagen

Connects the turbocharger to the hard water pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277618
Mfg#:
058121471B
Ships in 8 Business Days
7% off MSRP

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

$71.99

This product was last offered at the strikethrough price on
08-22-2026

$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount

ES#4430167 - 8K0399151DB - Transmission Mount - Reduce excessive drivetrain vibrations - Meyle - Audi Porsche

Reduce excessive drivetrain vibrations We Price Match - Give Us A Call or Chat!
Fits 8-speed automatic transmissions

Brand:
Meyle - Corporate Logo
ES#:
4430167
Mfg#:
8K0399151DB
Ships on Dec 23, 2026
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Pan

ES#2866437 - 078103604AC - Engine Oil Pan - Replace a cracked or broken pan - Febi - Audi

Replace a cracked or broken pan We Price Match - Give Us A Call or Chat!
From chassis # 8D-W-007800. | For cars without an oil level sensor. | Lower

Brand:
Febi - Corporate Logo
ES#:
2866437
Mfg#:
078103604AC
Ships in 2 Business Days
$89.99

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

$66.95 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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Manufacturer names and/or part numbers are used only for identification purposes.

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