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#2158081 - 8E0959455N - Electric Fan Assembly - Right (300mm) - Keep your cooling system operating properly - Valeo - Audi

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

Brand:
Valeo - Corporate Logo
ES#:
2158081
Mfg#:
8E0959455N
Ships in 1 Business Day
$425.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4830811 - CTS-TM-AUDI3-50D - Street Transmission Mount - Priced each  - A perfect upgrade for your factory mounts - CTS - Audi

A perfect upgrade for your factory mounts For Vehicles with Tiptronic transmissions only

Brand:
CTS - Corporate Logo
ES#:
4830811
Mfg#:
CTS-TM-AUDI3-50D
Ships in 7 Business Days
$84.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3438644 - 8E0959455K - Electric Cooling Fan - Left (400mm) - Keep your cooling system operating properly - Valeo - Audi

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

Brand:
Valeo - Corporate Logo
ES#:
3438644
Mfg#:
8E0959455K
Ships in 1 Business Day
$424.63 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4818442 - 06B121101A - Coolant Hose - Connects the hard water pipe to the rear coolant flange - Bremmen Parts - Audi

Connects the hard water pipe to the rear coolant flange 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818442
Mfg#:
06B121101A
In Stock
ON SALE! SAVE 30%
$21.99

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

$15.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3137484 - 034-145-F015 - MAP Sensor Adapter Flange  - MAP Sensor adapter flange for VW/Audi MAP sensors - Perfect for use when building your own intercooler plumbing - 034Motorsport - Audi Volkswagen

MAP Sensor adapter flange for VW/Audi MAP sensors - Perfect for use when building your own intercooler plumbing 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!

Brand:
034Motorsport - Corporate Logo
ES#:
3137484
Mfg#:
034-145-F015
In Stock
$42.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3438073 - 06B903137D - Accessory Belt - Replace your cracked or worn belt - Mitsuboshi - Audi

Replace your cracked or worn belt Up to VIN 8E-4-191000, split is in the 2004 model year

Brand:
Mitsuboshi - Corporate Logo
ES#:
3438073
Mfg#:
06B903137D
Ships in 1 Business Day
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5447903 - 17U-01-1000-4 - Matched Set Of 4 Injectors - 1000cc  - E85 Compatible - DeatschWerks - Audi Volkswagen MINI

E85 Compatible Requires tuning and/or additional hardware.

Brand:
DeatschWerks - Corporate Logo
ES#:
5447903
Mfg#:
17U-01-1000-4
Ships in 6 Business Days
$419.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2993025 - 079131101AR - EGR Valve - Also known as the 'combi valve' - Genuine Volkswagen Audi - Audi Volkswagen

Also known as the 'combi valve'

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2993025
Mfg#:
079131101AR
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.

$483.99

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

$418.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2804151 - 009635ECS03KT - R8 Caps & Black Washer Fluid Reservoir Cap Set - Dress up your engine bay with a black washer reservoir cap and Audi R8 oil and expansion tank caps - Assembled By ECS - Audi Volkswagen

Dress up your engine bay with a black washer reservoir cap and Audi R8 oil and expansion tank caps 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2804151
Mfg#:
009635ECS03KT
Ships in 1 day
$423.99

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

$417.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3647529 - ST-AIVN-1103SKT - Supertech Stainless Intake Valve Kit - Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals - Assembled By ECS - Audi Volkswagen

Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647529
Mfg#:
ST-AIVN-1103SKT
Back Ordered
$453.99

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

$417.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3647534 - ST-AIVN-1106SKT - Supertech Stainless Intake Valve Kit - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals - Assembled By ECS - Audi Volkswagen

+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
*Oversized valves require extra machine work to the cylinder head.*

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647534
Mfg#:
ST-AIVN-1106SKT
Back Ordered
$545.99

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

$417.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2526427 - 06B903016QXKIT - Remanufactured Alternator - 150amp - Price includes a $90 core charge - Bosch - Audi

Price includes a $90 core charge We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2526427
Mfg#:
06B903016QXKIT
Back Ordered
$488.99

This product was last offered at the strikethrough price on
08-01-2026

$414.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3426986 - 1C0906517AKT - Purge Valve Repair Kit - Common cure for DTC P0441 - Includes clamps to replace factory one-time-use clamps - Assembled By ECS - Audi Volkswagen

Common cure for DTC P0441 - Includes clamps to replace factory one-time-use clamps 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3426986
Mfg#:
1C0906517AKT
In Stock
ON SALE! SAVE 35%
$48.99

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

$31.83 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1590 - 058145757B - Turbo Oil Line Gasket - Priced Each - Seals the oil return line to the turbocharger - Elring - Audi Volkswagen

Seals the oil return line to the turbocharger 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:
Elring - Corporate Logo
ES#:
1590
Mfg#:
058145757B
In Stock
$2.35 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2587707 - 8E0121049NKT - Radiator Installation Kit with hoses - Everything you need to install a new radiator in your Audi - Genuine Volkswagen Audi - Audi

Everything you need to install a new radiator in your Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2587707
Mfg#:
8E0121049NKT
Ships in 4 Business Days
$427.99

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

$412.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#5482584 - 06a103247KT7 - Lower PCV Bleeder Valve Upgrade Kit - Eliminate dangerous boost leaks and permanently fix your engine's most vulnerable vacuum path with this billet check valve and T-housing bundle. - Assembled By ECS - Audi Volkswagen

Eliminate dangerous boost leaks and permanently fix your engine's most vulnerable vacuum path with this billet check valve and T-housing bundle. 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5482584
Mfg#:
06A103247KT7
In Stock
$58.99 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