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Audi B6 A4 FWD 1.8T

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Audi B6 A4 FWD 1.8T Engine Parts & Accessories

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Pressure Control Valve (PCV) Repair Kit

ES#2823250 - 06B103245KT - Pressure Control Valve (PCV) Repair Kit - Located under the intake manifold. Includes hose clamps - Assembled By ECS - Audi

Located under the intake manifold. Includes hose clamps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
From VIN 8E-3-040001 up to VIN 8E-3-500000, splits are in the 2003 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2823250
Mfg#:
06B103245KT
In Stock at Vendor
ON SALE! SAVE 20%
$34.99

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

$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2709072 - 8E0121321 - Expansion Tank Cap - Plastic pressure cap for expansion tank - URO - Audi

Plastic pressure cap for expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2709072
Mfg#:
8E0121321
Ships in 1 Business Day
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump O-Ring

ES#2538531 - 06A121119 - Water Pump O-Ring - Ensure a proper seal when installing a new water pump. 53x4mm - Rein - Audi Volkswagen

Ensure a proper seal when installing a new water pump. 53x4mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2538531
Mfg#:
06A121119
In Stock at Vendor
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#3550934 - 037121687 - Sealing O-Ring - Priced Each - Install a new o-ring for a proper seal. 36x3.15 - Elring - Audi Volkswagen

Install a new o-ring for a proper seal. 36x3.15 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3550934
Mfg#:
037121687
In Stock
$1.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#3139155 - 8E0121403 - Coolant Expansion Tank - Plastic reservoir for cooling system - Hudson - Audi

Plastic reservoir for cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hudson - Corporate Logo
ES#:
3139155
Mfg#:
8E0121403
Ships in 1 day
$27.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose Connector

ES#11450 - 06B103221F - Breather Hose Connector - Connects the valve cover to the hard pipe and pressure regulator - Original Equipment Supplier - Audi

Connects the valve cover to the hard pipe and pressure regulator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8E-3-040001 up to VIN 8E-3-500000, splits are in the 2003 model year

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
11450
Mfg#:
06B103221F
Ships in 1 day
$26.99

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

$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose

ES#2802784 - 06D121058Q - Oil Cooler Hose - Connects oil cooler to hard coolant pipe - Rein - Audi

Connects oil cooler to hard coolant pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802784
Mfg#:
06D121058Q
Ships in 1 Business Day
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#4070822 - 06B133783BC - Breather Hose - Connects the suction jet pump to the intake manifold - Vaico - Audi Volkswagen

Connects the suction jet pump to the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to VIN 8E-3-100000, split is in the 2003 model year

Brand:
Vaico - Corporate Logo
ES#:
4070822
Mfg#:
06B133783BC
In Stock at Vendor
$12.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940358
Mfg#:
4A0805121A
Special Order: No Guaranteed ETA
Auto Notify
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

Accessory Belt Idler Pulley

ES#2813044 - 06B903341B - Accessory Belt Idler Pulley - Also referred to as the 'relay roller' - Hamburg Tech - Audi

Also referred to as the 'relay roller' affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813044
Mfg#:
06B903341B
Ships in 1 Business Day
$24.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814234
Mfg#:
1C0906517A
Ships in 1 Business Day
$35.99

This product was last offered at the strikethrough price on
01-25-2026

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

Battery Ventilation Hose

ES#380161 - 4D0915531 - Battery Ventilation Hose - 1442mm, Replacement hose for proper battery ventilation - Genuine Volkswagen Audi - Audi

1442mm, Replacement hose for proper battery ventilation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
380161
Mfg#:
4D0915531
Ships in 8 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.

$27.99

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

$24.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

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

Fuel Pump Gasket

ES#2882376 - 1J0919133A - Fuel Pump Gasket - Located between the union nut and fuel tank - Vaico - Audi Volkswagen Porsche

Located between the union nut and fuel tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up To VIN 8E-3-500000, Split is in the 2003 model year

Brand:
Vaico - Corporate Logo
ES#:
2882376
Mfg#:
1J0919133A
In Stock at Vendor
$24.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt

ES#3234800 - 06B903137J - Accessory Belt - Replaces your cracked or worn belt - Gates - Audi

Replaces your cracked or worn belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8E-4-191001, split is in the 2004 model year

Brand:
Gates - Corporate Logo
ES#:
3234800
Mfg#:
06B903137J
Ships on Jul 7, 2026
$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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Flosser - Corporate Logo
ES#:
3437886
Mfg#:
4H0951253
In Stock at Vendor
$11.99 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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