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Audi A4 Engine Parts & Accessories

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K03 Turbocharger

Stock/OE replacement turbocharger, hardware not included For vehicles with BEX engine code only

Brand:
BorgWarner - Corporate Logo
ES#:
4381804
Mfg#:
06B145703B
Back Ordered
$1511.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 90 Amp

We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4069554
Mfg#:
AL0707X
Back Ordered
$256.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 150 Amp

Keep your charging system running properly We Price Match - Give Us A Call or Chat!
Valeo style alternator

Brand:
Bosch - Corporate Logo
ES#:
4069543
Mfg#:
06C903016BX
Back Ordered
$336.99

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

$333.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Damper

Applies pressure to the tensioning roller 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5374995
Mfg#:
058109479B
Special Order: No Guaranteed ETA
ON SALE! SAVE 21%
$67.99

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

$53.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 87C

Prevent overheating and premature engine wear 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940301
Mfg#:
078121113F
Special Order: No Guaranteed ETA
ON SALE! SAVE 18%
$16.99

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

$13.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Left

Secures engine to vehicle chassis

Brand:
Corteco - Corporate Logo
ES#:
3448004
Mfg#:
8E0199379AF
Back Ordered
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Pulley

Does not include securing hardware

Brand:
Dayco - Corporate Logo
ES#:
4147154
Mfg#:
06E903119P
Back Ordered
$150.99

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

$145.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Timing Cover

Replacement lower timing chain cover with integrated crankshaft seal We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4342756
Mfg#:
06K109210
Special Order: No Guaranteed ETA
$184.99

This product was last offered at the strikethrough price on
07-20-2026

$159.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

Replacement fuel tank cap for your vehicle. Tether not included. From VIN 8D-W-070001 up to VIN 8D-X-300000, splits are in the 1998/1999 model years

Brand:
Gates - Corporate Logo
ES#:
4780171
Mfg#:
1J0201553A
Back Ordered
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator

Price includes a $200 refundable core charge Valeo style alternator

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2643204
Mfg#:
078903016RXKT
Back Ordered
$896.99

This product was last offered at the strikethrough price on
09-03-2026

$893.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Remanufactured Engine Control Unit

Includes a $250 refundable core charge Up to VIN 8D-1-080000, split is in the 2001 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2635582
Mfg#:
4B0997019NXKT
Back Ordered
$1839.99

This product was last offered at the strikethrough price on
09-03-2026

$1830.99 USD
This product is lifetime replacement eligible Partial Replacement

Remanufactured Engine Control Unit

Includes a $250 refundable core charge For manual transmission vehicles from VIN 8D-W-043001, split is in the 1998 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2635561
Mfg#:
8D0997557HXKT
Back Ordered
$1532.99

This product was last offered at the strikethrough price on
09-03-2026

$1524.99 USD
This product is lifetime replacement eligible Partial Replacement

Remanufactured Alternator - 120 Amps

Includes a $250 refundable core charge For cars with Bosch style 120 amp alternators. Please check current part number before ordering.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2580828
Mfg#:
038903018FXKT
Back Ordered
$1001.99

This product was last offered at the strikethrough price on
08-31-2026

$996.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Wire Set

Keep your engine running strong

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2730872
Mfg#:
078905531AKT
Back Ordered
$685.99

This product was last offered at the strikethrough price on
09-03-2026

$684.99 USD
Free Shipping
on orders $49 and up

Remanufactured K03 Turbocharger

Includes a $100 refundable core charge

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2649858
Mfg#:
058145703LXKT
Back Ordered
$1580.99 USD
This product is lifetime replacement eligible Partial Replacement

Remanufactured Engine Control Unit

Includes a $200 refundable core charge For manual transmissions vehicles

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2635579
Mfg#:
4B0997020AXKT
Back Ordered
$1497.99

This product was last offered at the strikethrough price on
09-03-2026

$1489.99 USD
This product is lifetime replacement eligible Partial 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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