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Audi A4 Engine Parts & Accessories

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Accessory Belt

ES#281474 - 06H903137C - Accessory Belt - Recommended to be replaced at the first sign of cracking - Genuine Volkswagen Audi - Audi

Recommended to be replaced at the first sign of cracking Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281474
Mfg#:
06H903137C
Ships in 2 Business Days
9% off MSRP

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

$91.99

This product was last offered at the strikethrough price on
08-15-2026

$83.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Impulse Sensor - Priced Each

ES#4069635 - 06E905163 - Camshaft Impulse Sensor - Priced Each - Keep your engine running strong - Bosch - Audi

Keep your engine running strong 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to production date 5/15/2006

Brand:
Bosch - Corporate Logo
ES#:
4069635
Mfg#:
06E905163
In Stock
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt - A/C Compressor

ES#1831993 - 06B260849A - Accessory Belt - A/C Compressor - Replace your cracked or worn belt - Continental - Audi BMW Volkswagen

Replace your cracked or worn belt We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
1831993
Mfg#:
06B260849A
Back Ordered
Auto Notify
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

ES#4818479 - 06H121132H - Cylinder Head Cooling Flange - Located at the rear of cylinder head, includes o-rings - Bremmen Parts - Audi

Located at the rear of cylinder head, includes o-rings 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818479
Mfg#:
06H121132H
In Stock
ON SALE! SAVE 24%
$15.99

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

$12.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Flashed @ ECS

ES#4464243 - 1.8T-B5-B6 - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

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#:
4464243
Mfg#:
1.8T-B5-B6
In Stock
Starting at $500.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

A/C Compressor Clutch

ES#390327 - 4F0260810G - A/C Compressor Clutch - Keep cool in the summer heat - Genuine Volkswagen Audi - Audi

Keep cool in the summer heat

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
390327
Mfg#:
4F0260810G
Ships in 1-2 days
8% off MSRP

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

$545.99

This product was last offered at the strikethrough price on
08-15-2026

$499.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Bolt - Priced Each (M10x1.5x115)

ES#2250 - 06A103385A - Cylinder Head Bolt - Priced Each (M10x1.5x115) - Ten required, uses a poly drive socket - Victor Reinz - Audi Volkswagen

Ten required, uses a poly drive socket Fits only the following engine codes:AWM & AUG

Brand:
Victor Reinz - Corporate Logo
ES#:
2250
Mfg#:
06A103385A
In Stock at Vendor
$50.99

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

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

Fuel Filter

ES#240316 - 4f0201511d - Fuel Filter - With pressure regulator - Hengst - Audi
ECS Tuning recommends this product.

With pressure regulator 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!
From VIN 8E-5-065001, split is in the 2005 model year

Brand:
Hengst - Corporate Logo
ES#:
240316
Mfg#:
4F0201511D
In Stock
ON SALE!
$53.99

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

$49.94 USD
Free Shipping
on orders $49 and up

RaceChip GTS With App Control

ES#4339018 - 902984 - RaceChip GTS With App Control - Get up to +54 hp and +66 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi

Get up to +54 hp and +66 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339018
Mfg#:
902984
Ships in 3 Business Days
$499.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 1.5

Average gain of 50 horsepower and 85 lb-ft of torque on 93 Octane @ 18 PSI

Brand:
Tunezilla - Corporate Logo
ES#:
3097349
Mfg#:
FSI-20T-1+
Ships in 7 Business Days
$499.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

1.8T to 2.0T Oil Filter Housing Adapter Plate

ES#3470654 - 462-001-0014 - 1.8T to 2.0T Oil Filter Housing Adapter Plate - A must when converting to a 1.8T oil pump! - iABED Industries - Audi Volkswagen

A must when converting to a 1.8T oil pump!

Brand:
iABED Industries - Corporate Logo
ES#:
3470654
Mfg#:
462-001-0014
Back Ordered
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Tube

ES#3435230 - 06H103213J - Breather Tube - Located on the rear of the valve cover, a common boost leak area - Rein - Audi

Located on the rear of the valve cover, a common boost leak area 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3435230
Mfg#:
06H103213J
Back Ordered
$82.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intercooler - Right

ES#3438763 - 8E0145806Q - Intercooler - Right - Cools the charge air for your engine - Nissens - Audi

Cools the charge air for your engine We Price Match - Give Us A Call or Chat!
Fits vehicles from VIN 8E-7-803501, split is in the 2007 model year

Brand:
Nissens - Corporate Logo
ES#:
3438763
Mfg#:
8E0145806Q
Back Ordered
$496.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan Assembly - With Oil Level Sensor Opening

ES#3188219 - 06B103601CD - Oil Pan Assembly - With Oil Level Sensor Opening - Replace your cracked or broken pan - URO - Audi

Replace your cracked or broken pan 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3188219
Mfg#:
06B103601CD
Ships in 1 Business Day
$82.81 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#1580 - 037906461C - Mass Air Flow Sensor (MAF) - Restore fuel economy and performance - Bosch - Audi Volkswagen

Restore fuel economy and performance 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
From VIN 8D-W-080001, split is in the 1998 model year

Brand:
Bosch - Corporate Logo
ES#:
1580
Mfg#:
037906461C
Back Ordered
$509.99

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

$495.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#2608411 - 068117021B - Oil Cooler - Common source of undiscoverable coolant leaks - Nissens - Audi Volkswagen

Common source of undiscoverable coolant leaks We Price Match - Give Us A Call or Chat!
Up to VIN 8D-X-300000, split is in the 1999 model year

Brand:
Nissens - Corporate Logo
ES#:
2608411
Mfg#:
068117021B
In Stock
Limited Qty Sale
$86.55

This product was last offered at the strikethrough price on
02-26-2026

$61.99 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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