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Audi A4 Engine Parts & Accessories

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Timing Chain Tensioner

ES#4352698 - 06E109217H1 - Timing Chain Tensioner - Upper tensioner located on the cylinder head - Hamburg Tech - Audi

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

Brand:
Hamburg Tech - Corporate Logo
ES#:
4352698
Mfg#:
06E109217H1
Ships in 1 Business Day
$146.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Voltage Regulator

ES#2575153 - 038903803EX - Remanufactured Voltage Regulator - Includes a $10 refundable core charge - Genuine Volkswagen Audi - Audi Volkswagen

Includes a $10 refundable core charge For 120 amp alternators from VIN 8D-X-200001, split is in the 1999 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2575153
Mfg#:
038903803EX
Ships in 7 Business Days
$146.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#2872396 - 8D0121055G - Radiator Hose - Lower - Connects the lower radiator port to the water pump & reservoir - Febi - Audi Volkswagen

Connects the lower radiator port to the water pump & reservoir We Price Match - Give Us A Call or Chat!
Up to VIN 8D-Y-120000, split is in the 2000 model year

Brand:
Febi - Corporate Logo
ES#:
2872396
Mfg#:
8D0121055G
Ships in 1 Business Day
$49.99

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

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Support Bar - Right

ES#451185 - 8K0805528A - Radiator Support Bar - Right - Support bar that holds your radiator in place - Genuine Volkswagen Audi - Audi

Support bar that holds your radiator in place

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
451185
Mfg#:
8K0805528A
Ships in 2 Business 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.

$52.99

This product was last offered at the strikethrough price on
08-30-2026

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each (06B905115E)

ES#2749210 - 06B905115E - Ignition Coil - Priced Each (06B905115E) - Keep your engine running smooth. - Vemo - Audi Volkswagen

Keep your engine running smooth.

Brand:
Vemo - Corporate Logo
ES#:
2749210
Mfg#:
06B905115E
Ships on Dec 23, 2026
$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#280010 - 06B121057A - Coolant Hose - Connects the thermostat housing the the hard water pipe - Genuine Volkswagen Audi - Audi

Connects the thermostat housing the the hard water pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280010
Mfg#:
06B121057A
In Stock
ON SALE! SAVE 13%
$23.99

This product was last offered at the strikethrough price on
08-17-2026

$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket - Left

ES#3546749 - 06E103483G - Valve Cover Gasket - Left - Avoid oil leaks with this new valve cover gasket - Elring - Audi

Avoid oil leaks with this new valve cover gasket 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Cylinders 4 - 6

Brand:
Elring - Corporate Logo
ES#:
3546749
Mfg#:
06E103483G
Ships in 1 Business Day
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount - Priced Each

ES#2074 - 8D0399151J - Transmission Mount - Priced Each - Reduce excessive drivetrain vibrations - Febi - Audi Volkswagen

Reduce excessive drivetrain vibrations We Price Match - Give Us A Call or Chat!
Fits the left and right side up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
Febi - Corporate Logo
ES#:
2074
Mfg#:
8D0399151J
Ships in 1 Business Day
$21.99

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

$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Control Unit

ES#5432880 - 1J0919506E - Auxiliary Fan Control Unit - 1 large 4 pin connector and 1 small 10 pin connector - Bremmen Parts - Audi Volkswagen

1 large 4 pin connector and 1 small 10 pin connector 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5432880
Mfg#:
1J0919506E
In Stock
ON SALE! SAVE 20%
$91.99

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

$73.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump O-Ring

ES#4342380 - 03C127311 - High Pressure Fuel Pump O-Ring - Seals the high pressure fuel pump to the cylinder head - Febi - Audi Volkswagen

Seals the high pressure fuel pump to the cylinder head We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4342380
Mfg#:
03C127311
Ships on Oct 22, 2026
Auto Notify
$7.99

This product was last offered at the strikethrough price on
03-23-2026

$4.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor

ES#3551328 - 07K907601A - Camshaft Position Sensor - Located in cylinder head - Bougicord - Audi Volkswagen

Located in cylinder head

Brand:
Bougicord - Corporate Logo
ES#:
3551328
Mfg#:
07K907601A
In Stock at Vendor
$65.82

This product was last offered at the strikethrough price on
05-09-2026

$48.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Supply

ES#2627305 - 06B121058S - Oil Cooler Hose - Supply - Connects the oil cooler to the hard water pipe - Rein - Audi Volkswagen

Connects the oil cooler to the hard water pipe 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2627305
Mfg#:
06B121058S
In Stock
$6.66 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#5426354 - 04L906461B - Mass Air Flow Sensor (MAF) - Improve your fuel economy and restore performance with a new MAF - Hamburg Tech - Audi Volkswagen

Improve your fuel economy and restore performance with a new MAF For models with DBPA engine code only

Brand:
Hamburg Tech - Corporate Logo
ES#:
5426354
Mfg#:
04L906461B
Ships in 1 Business Day
$145.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Bracket

ES#3979102 - 06H103144K - Camshaft Bracket - Also called Camshaft Bridge - Hudson - Audi Volkswagen

Also called Camshaft Bridge

Brand:
Hudson - Corporate Logo
ES#:
3979102
Mfg#:
06H103144K
Ships in 1 day
$145.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Wire Set

ES#240440 - 078998031 - Ignition Wire Set - Restore performance and fuel efficiency. - Karlyn - Audi Volkswagen

Restore performance and fuel efficiency.

Brand:
Karlyn - Corporate Logo
ES#:
240440
Mfg#:
078998031
Ships in 1 day
$145.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount - Priced Each

ES#429714 - 8D0399151J - Transmission Mount - Priced Each - Reduce excessive drivetrain vibrations - Genuine Volkswagen Audi - Audi Volkswagen

Reduce excessive drivetrain vibrations Fits the left and right side up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
429714
Mfg#:
8D0399151J
Ships in 7 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.

$155.99

This product was last offered at the strikethrough price on
08-30-2026

$145.99 USD
Free Shipping
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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