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Audi B6 A4 Quattro 1.8T

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Audi B6 A4 Quattro 1.8T Engine Parts & Accessories

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Fuel Injector Installation Kit

ES#2587309 - 06B133555HKT - Fuel Injector Installation Kit - Kit composed of genuine Audi injector o-rings, inserts, and retaining clips. - Genuine Volkswagen Audi - Audi

Kit composed of genuine Audi injector o-rings, inserts, and retaining clips.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2587309
Mfg#:
06B133555HKT
Ships on Dec 29, 2026
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Copper Drain Plug Washer - Pack Of 10

ES#2266 - N138492 10PACK - Copper Drain Plug Washer - Pack Of 10 - Replace with every oil service to prevent leaks. M14x20x1.5 - Victor Reinz - Audi Volkswagen

Replace with every oil service to prevent leaks. M14x20x1.5

Brand:
Victor Reinz - Corporate Logo
ES#:
2266
Mfg#:
N138492 10PACK
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#766 - 06A121011L - Water Pump - Featuring a metal impeller - Graf - Audi Volkswagen

Featuring a metal impeller

Brand:
Graf - Corporate Logo
ES#:
766
Mfg#:
06A121011L
Ships in 2 Business Days
$49.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Knock Sensor - Blue Connector - Priced Each

ES#2162503 - 06C905377 - Knock Sensor - Blue Connector - Priced Each - Detects engine ping for timing adjustment - Continental - Audi Volkswagen

Detects engine ping for timing adjustment We Price Match - Give Us A Call or Chat!

Brand:
Continental - Corporate Logo
ES#:
2162503
Mfg#:
06C905377
Ships in 1-2 days
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#2972929 - 059919501AKT2 - Coolant Temperature Sensor - Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head - Hamburg Tech - Audi Volkswagen

Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head We Price Match - Give Us A Call or Chat!
Located in the coolant flange

Brand:
Hamburg Tech - Corporate Logo
ES#:
2972929
Mfg#:
059919501AKT2
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve - Priced Each

ES#2598293 - 058905291K - Check Valve - Priced Each - Used in multiple locations in vacuum system - URO - Audi Volkswagen

Used in multiple locations in vacuum system 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2598293
Mfg#:
058905291K
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

1.8T Launch Control

Upgrade your tune with Launch Control Only to be purchased in conjunction with another tune

Brand:
Tunezilla - Corporate Logo
ES#:
4172090
Mfg#:
18T-20V-UPD
Ships in 8 Business Days
$149.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Balancer

ES#4151136 - 06E105251C - Harmonic Balancer - Reduces torsional vibrations on your crankshaft - Rein - Audi

Reduces torsional vibrations on your crankshaft 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151136
Mfg#:
06E105251C
In Stock
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Plastic Dowel Pin - Priced Each

ES#6416 - 4A0805121A - Plastic Dowel Pin - Priced Each - Secures the belly pan to the fender liners - Genuine Volkswagen Audi - Audi

Secures the belly pan to the fender liners

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6416
Mfg#:
4A0805121A
Ships in 5 Business Days
3% off MSRP

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

$11.67

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

$11.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#280010 - 06B121057A - Coolant Hose - Connects the thermostat housing the the hard water pipe - Genuine Volkswagen Audi - Audi

Connects the thermostat housing the the hard water pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280010
Mfg#:
06B121057A
In Stock
Limited Qty Sale
$23.99

This product was last offered at the strikethrough price on
08-17-2026

$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange Hose

ES#4818446 - 06D121101B - Coolant Flange Hose - Connects the rear coolant flange to the hard water pipe - Bremmen Parts - Audi

Connects the rear coolant flange to the hard water pipe 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818446
Mfg#:
06D121101B
In Stock
ON SALE! SAVE 32%
$5.99

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

$4.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Manual Boost Controller - Polished

ES#1832076 - FMICB051c - Manual Boost Controller - Polished - In-car boost controller for fine tuning - Forge - Audi Volkswagen

In-car boost controller for fine tuning

Brand:
Forge - Corporate Logo
ES#:
1832076
Mfg#:
FMICB051C
Ships on Oct 6, 2026
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Bolt - Priced Each

ES#466496 - N01470514 - Allen Bolt - Priced Each - Install new hardware with your new parts. M6x25 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x25 Used to secure the oil level sensor/cover

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466496
Mfg#:
N01470514
In Stock
21% off MSRP

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

$3.38

This product was last offered at the strikethrough price on
09-16-2026

$2.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Mount Kit

ES#3028746 - 8E0199379BKKT1 - Engine Mount Kit - Complete set of engine mounts and hardware to keep vibrations in check - Assembled By ECS - Audi

Complete set of engine mounts and hardware to keep vibrations in check 10X Entries Into Our F80 M3 Sweepstakes
Automatic transmission vehicles

Brand:
Assembled By ECS - Corporate Logo
ES#:
3028746
Mfg#:
8E0199379BKKT1
Ships in 2 Business Days
ON SALE! SAVE 21%
$182.99

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

$144.18 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Supply Line

ES#280093 - 06B145771P - Oil Supply Line - Connects the oil filter adapter to the turbo - Genuine Volkswagen Audi - Audi Volkswagen

Connects the oil filter adapter to the turbo

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280093
Mfg#:
06B145771P
Ships in 3 Business Days
42% off MSRP

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

$246.99

This product was last offered at the strikethrough price on
04-15-2026

$143.99 USD
Free Shipping
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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