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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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Wrist Pin Lock Ring - Priced Each

ES#251859 - N0122731 - Wrist Pin Lock Ring - Priced Each - Secures the wrist pin in the piston head - Genuine Volkswagen Audi - Audi Volkswagen

Secures the wrist pin in the piston head Engine codes AEB & ATW

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
251859
Mfg#:
N0122731
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

ES#429387 - 8D0121101K - Radiator Hose - Upper - Connects the upper radiator port to the hard water pipe - Genuine Volkswagen Audi - Audi Volkswagen

Connects the upper radiator port to the hard water pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
429387
Mfg#:
8D0121101K
Ships in 5 Business Days
13% off MSRP

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

$119.99

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

$104.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Service Kit

ES#2723826 - 068115561BKT4 - Oil Service Kit - Everything you need to perform an engine oil service - Genuine Volkswagen Audi - Audi

Everything you need to perform an engine oil service Engine codes ATW & AWM. Engine code AEB from VIN 8D-X-200001, split is in the 1999 model year (or with the updated oil pan)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2723826
Mfg#:
068115561BKT4
In Stock
$109.99

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

$103.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Elbow Connector

ES#4874 - 079133784J - Elbow Connector - Connects the suction pump to the intake manifold - Genuine Volkswagen Audi - Audi Volkswagen

Connects the suction pump to the intake manifold Engine code AEB

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4874
Mfg#:
079133784J
Ships in 1 day
7% off MSRP

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

$55.99

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

$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

K04 Turbocharger Installation Kit

ES#4709376 - 172-784-0294 - K04 Turbocharger Installation Kit - Hardware and gaskets used for K04 turbocharger mounting - D&W Diesel - Audi Volkswagen

Hardware and gaskets used for K04 turbocharger mounting

Brand:
D&W Diesel - Corporate Logo
ES#:
4709376
Mfg#:
172-784-0294
Ships in 2 Business Days
$25.99 USD
Free Shipping
on orders $49 and up

Union Nut

ES#331120 - 321201375A - Union Nut - Secures the fuel pump assembly down to the fuel tank - Genuine Volkswagen Audi - Audi Volkswagen

Secures the fuel pump assembly down to the fuel tank Up to VIN 8D-W-070000, split is in the 1998 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
331120
Mfg#:
321201375A
Ships in 1 day
7% off MSRP

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

$13.99

This product was last offered at the strikethrough price on
11-04-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Kit - Standard

ES#541 - 058198479 - Timing Belt Kit - Standard - Includes the basic components to service your timing belt. - Ina - Audi Volkswagen

Includes the basic components to service your timing belt. We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
541
Mfg#:
058198479
Ships in 1 Business Day
$102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Refresh Kit - Level 1

ES#2581805 - 8d0959481bkt-3 - Cooling System Refresh Kit - Level 1 - Replace your thermostat and temp sensors with one kit! - Assembled By ECS - Audi

Replace your thermostat and temp sensors with one kit! 10X Entries Into Our F80 M3 Sweepstakes
Engine code AWM from VIN 8D-X-500001, split is in the 1999 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2581805
Mfg#:
8D0959481BKT-3
Ships in 1-3 days
ON SALE!
$102.99

This product was last offered at the strikethrough price on
10-29-2026

$101.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Thrust Washer Set

ES#270533 - 026198421 - Thrust Washer Set - Includes the upper and lower pieces - Genuine Volkswagen Audi - Audi Volkswagen

Includes the upper and lower pieces

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
270533
Mfg#:
026198421
Ships in 4 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.

$108.99

This product was last offered at the strikethrough price on
11-04-2026

$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Supply

ES#280012 - 06B121058S - Oil Cooler Hose - Supply - Connects the oil cooler to the hard water pipe - Genuine Volkswagen Audi - Audi Volkswagen

Connects the oil cooler to the hard water pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280012
Mfg#:
06B121058S
Ships in 4 Business Days
11% off MSRP

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

$37.99

This product was last offered at the strikethrough price on
11-04-2026

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

GT1 PRO C-3 Engine Oil (5w-30) - 1 Liter

ES#3141469 - GVW052195M2F - GT1 PRO C-3 Engine Oil (5w-30) - 1 Liter - High performance engine oil for passenger vehicles - Fuchs - Audi Volkswagen

High performance engine oil for passenger vehicles

Brand:
Fuchs - Corporate Logo
ES#:
3141469
Mfg#:
GVW052195M2F
Ships in 1 day
$16.99 USD
Free Shipping
on orders $49 and up

Valve Keeper

ES#4504879 - 036109651A - Valve Keeper - Split cotter for intake or exhaust valve. Two required per valve - TRW - Audi

Split cotter for intake or exhaust valve. Two required per valve

Brand:
TRW - Corporate Logo
ES#:
4504879
Mfg#:
036109651A
In Stock at Vendor
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Service Kit

ES#4012 - B518T3KKTLOF - Oil Service Kit - Includes large Mann oil filter and Pentosin 5w-40 oil - Assembled By ECS - Audi Volkswagen

Includes large Mann oil filter and Pentosin 5w-40 oil 10X Entries Into Our F80 M3 Sweepstakes
Engine codes ATW & AWM. Engine code AEB from VIN 8D-X-200001, split is in the 1999 model year (or with the updated oil pan)

Brand:
Assembled By ECS - Corporate Logo
ES#:
4012
Mfg#:
B518T3KKTLOF
In Stock
ON SALE!
$109.99

This product was last offered at the strikethrough price on
09-14-2026

$101.36 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Magnetic Oil Drain Plug Kit

ES#6773 - 059198193kt - Magnetic Oil Drain Plug Kit - Includes 10 crush washers for future oil services. M26x1.5 - ECS - Audi Volkswagen

Includes 10 crush washers for future oil services. M26x1.5 10X Entries Into Our F80 M3 Sweepstakes

Engine code AEB up to VIN 8D-X-199999, split is in the 1999 model year (with the original oil pan)

Brand:
ECS - Corporate Logo
ES#:
6773
Mfg#:
059198193KT
In Stock
ON SALE! SAVE 30%
$44.99

This product was last offered at the strikethrough price on
06-13-2026

$31.49 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 We Price Match - Give Us A Call or Chat!
Up to VIN 8D-1-042384, split is in the 2001 model year

Brand:
Ina - Corporate Logo
ES#:
3214724
Mfg#:
06B109477
Back Ordered
$100.99 USD
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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