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Audi B5 A4 Quattro 1.8T

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Audi B5 A4 Quattro 1.8T Engine Parts & Accessories

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Water Pump Gasket (9 Hole)

ES#3698487 - 026121041P - Water Pump Gasket (9 Hole) - Elring - Audi Volkswagen

2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3698487
Mfg#:
026121041P
Ships in 1-2 days
$9.99

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

$6.47 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Plastic Dowel Pin - Pack Of 25

Secures the belly pan to the fender liners 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940358
Mfg#:
4A0805121A
Special Order: No Guaranteed ETA
ON SALE! SAVE 11%
$28.99

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

$25.70 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector O-Ring Set

ES#2642626 - 06A906149AKT - Fuel Injector O-Ring Set - A complete set of upper and lower o-rings - Assembled By ECS - Audi

A complete set of upper and lower o-rings 10X Entries Into Our F80 M3 Sweepstakes
Engine code ATW

Brand:
Assembled By ECS - Corporate Logo
ES#:
2642626
Mfg#:
06A906149AKT
In Stock
ON SALE! SAVE 15%
$29.99

This product was last offered at the strikethrough price on
06-16-2026

$25.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose

ES#9528 - 8D0121107C - Expansion Tank Hose - Connects the expansion tank to the hard water pipe - Gates - Audi Volkswagen

Connects the expansion tank to the hard water pipe

Brand:
Gates - Corporate Logo
ES#:
9528
Mfg#:
8D0121107C
Ships in 1 Business Day
$12.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve

ES#2814234 - 1C0906517A - Purge Valve - Common cure for DTC P0441 - Hamburg Tech - Audi Volkswagen

Common cure for DTC P0441 We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814234
Mfg#:
1C0906517A
Ships in 2 Business Days
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#2878431 - 058103493A - Breather Hose - Connects the PVC to the metal vent tube - Vaico - Audi Volkswagen

Connects the PVC to the metal vent tube We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2878431
Mfg#:
058103493A
Ships in 1 Business Day
$25.99

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

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount - Right

ES#2187550 - 8D0199382L - Engine Mount - Right - Reduce excessive engine vibrations - URO - Audi Volkswagen

Reduce excessive engine vibrations 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2187550
Mfg#:
8D0199382L
Back Ordered
$24.99 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank

ES#2816256 - 8D0121403D - Coolant Expansion Tank - Includes integrated coolant level sensor - Hamburg Tech - Audi

Includes integrated coolant level sensor We Price Match - Give Us A Call or Chat!
Up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816256
Mfg#:
8D0121403D
Ships in 2 Business Days
$24.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Switch - 1.4 bar

ES#2816117 - 68919081 - Oil Pressure Switch - 1.4 bar - Senses low engine oil pressure - Hamburg Tech - Audi Volkswagen

Senses low engine oil pressure We Price Match - Give Us A Call or Chat!
Up to the 1999 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816117
Mfg#:
68919081
Ships in 3 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Drain Plug Sealing Washer - Priced Each

ES#4150984 - N0138495 - Drain Plug Sealing Washer - Priced Each - Install new hardware with your new parts - Meistersatz - Audi Volkswagen

Install new hardware with your new parts

Brand:
Meistersatz - Corporate Logo
ES#:
4150984
Mfg#:
N0138495
In Stock
ON SALE! SAVE 67%
$2.99

This product was last offered at the strikethrough price on
05-14-2026

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snub Mount - Priced Each

ES#2627344 - 8D0199339P - Snub Mount - Priced Each - Reduce excessive engine vibrations - Rein - Audi Volkswagen

Reduce excessive engine vibrations 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2627344
Mfg#:
8D0199339P
Back Ordered
$8.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector O-Ring Set

ES#2953779 - 035906149A1KT - Fuel Injector O-Ring Set - A complete set of upper and lower o-rings. 7.52x3.53 - Hamburg Tech - Audi Volkswagen

A complete set of upper and lower o-rings. 7.52x3.53 We Price Match - Give Us A Call or Chat!
Engine codes AEB & AWM

Brand:
Hamburg Tech - Corporate Logo
ES#:
2953779
Mfg#:
035906149A1KT
In Stock
$24.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount - Left

ES#3970706 - 8D0399151H - Transmission Mount - Left - Reduce excessive drivetrain vibrations - Meyle - Audi Volkswagen

Reduce excessive drivetrain vibrations 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970706
Mfg#:
8D0399151H
Ships on Oct 2, 2026
$23.99 USD
Free Shipping
on orders $49 and up

Coolant Temperature Sensor With O-Ring & Clip - 4 Pin

ES#2832 - 078919501BKT - Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - Blue sensor with square connector. Please check existing sensor color - Vemo - Audi Volkswagen

<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color Up to VIN 8D-X-500000, split is in the 1999 model year

Brand:
Vemo - Corporate Logo
ES#:
2832
Mfg#:
078919501BKT
Ships on Jan 13, 2027
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Multipurpose Relay - Priced Each

ES#3437886 - 4H0951253 - Multipurpose Relay - Priced Each - Replacement 4 pin relay - Flosser - Audi Volkswagen

Replacement 4 pin relay Used for fan control

Brand:
Flosser - Corporate Logo
ES#:
3437886
Mfg#:
4H0951253
Ships in 1 Business Day
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter - Priced Each

ES#252034 - 068115561B - Oil Filter - Priced Each - Larger capacity oil filter - Mahle - Audi Volkswagen

Larger capacity oil filter

Brand:
Mahle - Corporate Logo
ES#:
252034
Mfg#:
068115561B
Ships in 1 Business Day
$22.99

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

$11.99 USD
Free Shipping
on orders $49 and up

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.

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