Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi B6 A4 Quattro 1.8T

Audi B6 A4 Quattro 1.8T Engine Parts & Accessories

Sort By
Filter By
Return to Top
ES#2712768 - 078906265AA - Oxygen Sensor - Priced Each - Located behind the catalytic converter - Vemo - Audi Volkswagen

Located behind the catalytic converter

Brand:
Vemo - Corporate Logo
ES#:
2712768
Mfg#:
078906265AA
Ships in 1 Business Day
$141.67 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4818653 - 4F0201218E - Fuel Supply Hose - Connects the fuel filter to fuel line - Bremmen Parts - Audi

Connects the fuel filter to fuel line 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818653
Mfg#:
4F0201218E
In Stock
ON SALE! SAVE 30%
$43.99

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

$30.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1600384 - 0000531126 - Split Valve Keeper - Priced Each - Engine Valve Spring Retainer Keeper - Split cotter for intake or exhaust valve. Two required per valve - Genuine Mercedes Benz - Audi Volkswagen

Engine Valve Spring Retainer Keeper - Split cotter for intake or exhaust valve. Two required per valve

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1600384
Mfg#:
0000531126
In Stock
$2.76 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4424476 - 06B115611M - Engine Oil Dipstick - A commonly broken piece due to engine bay heat - URO - Audi Volkswagen

A commonly broken piece due to engine bay heat 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4424476
Mfg#:
06B115611M
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2642956 - N10268304 - Hex Bolt - Priced Each - Install new hardware with your new parts. M8x45 - Vaico - Audi Volkswagen

Install new hardware with your new parts. M8x45 We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2642956
Mfg#:
N10268304
In Stock
$7.99

This product was last offered at the strikethrough price on
07-20-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2598439 - 8E0959455K - Electric Cooling Fan - Left (400mm) - Keep your cooling system operating properly - Febi - Audi

Keep your cooling system operating properly We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2598439
Mfg#:
8E0959455K
Ships in 1 Business Day
$138.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2731716 - 8E1820031 - Heater Core - Stop coolant loss and cure a fogged windshield - Vemo - Audi

Stop coolant loss and cure a fogged windshield

Brand:
Vemo - Corporate Logo
ES#:
2731716
Mfg#:
8E1820031
Ships in 1 Business Day
$138.66 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4020018 - 036115111B - Oil Cap Gasket - Ensure a proper seal between the oil cap and valve cover - MTC - Audi Volkswagen

Ensure a proper seal between the oil cap and valve cover From VIN 8E-3-055001, split is in the 2003 model year

Brand:
MTC - Corporate Logo
ES#:
4020018
Mfg#:
036115111B
Ships in 3 Business Days
$4.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818446
Mfg#:
06D121101B
Ships on Apr 12, 2027
ON SALE! SAVE 41%
$5.99

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

$3.56 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2813040 - 06B109477A - Timing Belt Damper - Applies pressure to the tensioning roller - Hamburg Tech - Audi Volkswagen

Applies pressure to the tensioning roller We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813040
Mfg#:
06B109477A
Ships in 1 Business Day
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2582070 - 06B121132E - Cylinder Head Cooling Flange - Located at the rear of cylinder head, includes o-rings - Vaico - Audi

Located at the rear of cylinder head, includes o-rings We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2582070
Mfg#:
06B121132E
Ships in 1 Business Day
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4818441 - 06B121058S - Oil Cooler Hose - Supply - Connects the oil cooler to the hard water pipe - Bremmen Parts - Audi Volkswagen

Connects the oil cooler to the hard water pipe 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818441
Mfg#:
06B121058S
In Stock
ON SALE! SAVE 36%
$8.99

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

$5.71 USD
Free Shipping
on orders $49 and up
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
Limited Qty Sale
$73.99

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

$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#435712 - 8E0010183T - Fuel Sticker - Located on the fuel filler neck - Genuine Volkswagen Audi - Audi

Located on the fuel filler neck

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
435712
Mfg#:
8E0010183T
Ships in 1 day
13% off MSRP

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

$38.99

This product was last offered at the strikethrough price on
10-26-2026

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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 4 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
09-30-2026

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

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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings