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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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Knock Sensor - Green Connector

ES#2090852 - 054905377A - Knock Sensor - Green Connector - Detects engine ping for timing adjustment - MTC - Audi Volkswagen

Detects engine ping for timing adjustment Please check connector color before ordering

Brand:
MTC - Corporate Logo
ES#:
2090852
Mfg#:
054905377A
Ships in 9 Business Days
$29.99 USD
Free Shipping
on orders $49 and up

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 15%
$29.99

This product was last offered at the strikethrough price on
11-07-2026

$25.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 4 Pin

ES#2813144 - 078919501B - Coolant Temperature Sensor - 4 Pin - Blue sensor with square connector. Please check existing sensor color - Hamburg Tech - Audi Volkswagen

<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color We Price Match - Give Us A Call or Chat!
Up to VIN 8D-X-500000, split is in the 1999 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813144
Mfg#:
078919501B
In Stock at Vendor
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Gasket

ES#2538532 - 026121041M - Water Pump Gasket - Ensure a proper seal when installing a new water pump - Victor Reinz - Audi Volkswagen

Ensure a proper seal when installing a new water pump

Brand:
Victor Reinz - Corporate Logo
ES#:
2538532
Mfg#:
026121041M
Ships in 1 Business Day
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Gasket

ES#518028 - 026121041P - Water Pump Gasket - Ensure a proper seal when installing a new water pump - Elring - Audi Volkswagen

Ensure a proper seal when installing a new water pump 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
518028
Mfg#:
026121041P
Ships in 2 Business Days
$11.99

This product was last offered at the strikethrough price on
08-26-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Early Model Coolant Temperature Sensor

ES#2710181 - 059919501 - Early Model Coolant Temperature Sensor - Updated green 4 pin sensor, replaces old blue sensors. For vehicles with square connector. - URO - Audi Volkswagen

Updated green 4 pin sensor, replaces old blue sensors. For vehicles with square connector. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2710181
Mfg#:
059919501
Ships in 1 Business Day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#467233 - N10005010 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x30 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x30 Engine codes ATW & AWM. Secures the secondary air pump to the bracket up to VIN 8D-Y-100000, split is in the 2000 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467233
Mfg#:
N10005010
Ships in 4 Business Days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Drain Plug Washer - Priced Each

ES#3191636 - 252.905 - Aluminum Drain Plug Washer - Priced Each - Replace with every oil service to prevent leaks. 26x1.5 - Elring - Audi Volkswagen

Replace with every oil service to prevent leaks. 26x1.5 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Up to VIN 8D-X-199999, split is in the 1999 model year (with the original oil pan)

Brand:
Elring - Corporate Logo
ES#:
3191636
Mfg#:
252.905
In Stock
ON SALE! SAVE 67%
$2.99

This product was last offered at the strikethrough price on
11-07-2026

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

VW | Seal Ring, oil drain plug

ES#4865429 - N0138492 - VW | Seal Ring, oil drain plug - Vaico - Audi Volkswagen

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4865429
Mfg#:
N0138492
Ships in 1 Business Day
$2.99 USD
Free Shipping
on orders $49 and up

Oil Drain Plug

ES#2866059 - 059103193 - Oil Drain Plug - Does not include crush washer. M26x.1.5 - Febi - Audi Volkswagen

Does not include crush washer. M26x.1.5 We Price Match - Give Us A Call or Chat!
Up to VIN 8D-X-199999, split is in the 1999 model year (with the original oil pan)

Brand:
Febi - Corporate Logo
ES#:
2866059
Mfg#:
059103193
In Stock
$9.89 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 24%
$29.99

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

$22.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor - Green Connector

ES#5531735 - 054905377A - Knock Sensor - Green Connector - Detects engine ping for timing adjustment - Hamburg Tech - Audi Volkswagen

Detects engine ping for timing adjustment Please check connector color before ordering

Brand:
Hamburg Tech - Corporate Logo
ES#:
5531735
Mfg#:
054905377A
In Stock
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Belly Pan Clip - Pack Of 25

ES#4940289 - 4A0805163 - Belly Pan Clip - Pack Of 25 - Used in securing the belly pan to the fender liners - Bremmen Parts - Audi Volkswagen

Used in securing the belly pan to the fender liners 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940289
Mfg#:
4A0805163
Special Order: No Guaranteed ETA
ON SALE! SAVE 20%
$27.99

This product was last offered at the strikethrough price on
11-07-2026

$22.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Transmission Mount - Priced Each

ES#2627341 - 8D0399151J - Transmission Mount - Priced Each - Reduce excessive drivetrain vibrations - Rein - Audi Volkswagen

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

Brand:
Rein - Corporate Logo
ES#:
2627341
Mfg#:
8D0399151J
Back Ordered
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch (87-93°C) - 3 Pin

ES#2717988 - 251959481K - Auxiliary Fan Switch (87-93C) - 3 Pin - Located on the lower side of the radiator - Meyle - Audi Volkswagen

Located on the lower side of the radiator 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2717988
Mfg#:
251959481K
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Manifold Gasket

ES#2812978 - 058253039L - Exhaust Manifold Gasket - Seals the exhaust manifold to the cylinder head - Hamburg Tech - Audi Volkswagen

Seals the exhaust manifold to the cylinder head We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812978
Mfg#:
058253039L
Ships in 1 Business Day
$6.99 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.

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