Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

Audi B6 A4 Quattro 1.8T

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle Audi B6 A4 Quattro 1.8T
Your Vehicle Audi B6 A4 Quattro 1.8T
Change Clear

Audi B6 A4 Quattro 1.8T Engine Parts & Accessories

Sort By
Filter By
Return to Top

Timing Belt Kit (OEM) - Ultimate

ES#3176155 - 06b109119fkt2 - Timing Belt Kit (OEM) - Ultimate - Everything you need for a complete timing belt job on your 1.8T. Buy it all together & save. - Genuine Volkswagen Audi - Audi

Everything you need for a complete timing belt job on your 1.8T. Buy it all together & save. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8E-4-191001, split is in the 2004 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3176155
Mfg#:
06B109119FKT2
Ships in 6 Business Days
$770.99

This product was last offered at the strikethrough price on
02-26-2026

$769.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Tensioner Assembly

ES#259673 - 06B903133E - Accessory Belt Tensioner Assembly - Keep your accessories running properly - Ina - Audi

Keep your accessories running properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
259673
Mfg#:
06B903133E
Ships in 2 Business Days
$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Seal - Priced Each

ES#2626345 - 036109675A - Valve Stem Seal - Priced Each - Seals the valve stem in the cylinder head. 6mm - Victor Reinz - Audi Volkswagen

Seals the valve stem in the cylinder head. 6mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2626345
Mfg#:
036109675A
In Stock
$3.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Street Sport Engine Mount - Priced Each

ES#4070112 - CTS-EM-B567-50D - CTS Street Sport Engine Mount - Priced Each - 50 Durometer rubber construction - CTS - Audi

50 Durometer rubber construction affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4070112
Mfg#:
CTS-EM-B567-50D
Ships in 8 Business Days
$94.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Engine Air Filter 33-2209

ES#3898 - 332209 - Performance Engine Air Filter 33-2209 - Drop-in high flow replacement for your vehicle - K&N - Audi

Drop-in high flow replacement for your vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
3898
Mfg#:
332209
In Stock
$74.99

This product was last offered at the strikethrough price on
03-16-2026

$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Drain Plug Washer - Pack Of 10

ES#248399 - N138492alu10PACK - Aluminum Drain Plug Washer - Pack Of 10 - Replace with every oil service to prevent leaks. M14x20x1.5 - Elring - Audi Volkswagen

Replace with every oil service to prevent leaks. M14x20x1.5 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#:
248399
Mfg#:
N138492ALU10PACK
In Stock
$30.99

This product was last offered at the strikethrough price on
04-21-2026

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#262893 - 8E0121403 - Coolant Expansion Tank - Plastic reservoir for cooling system - Meyle - Audi

Plastic reservoir for cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
262893
Mfg#:
8E0121403
In Stock
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Crankshaft Seal - With Flange

ES#2812994 - 06A103171A - Rear Crankshaft Seal - With Flange - Also referred to as the rear main seal - Hamburg Tech - Audi Volkswagen

Also referred to as the rear main seal 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#:
2812994
Mfg#:
06A103171A
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#5374642 - 06A906461L - Mass Air Flow Sensor (MAF) - Restore fuel economy and performance - Bremmen Parts - Audi Volkswagen

Restore fuel economy and performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5374642
Mfg#:
06A906461L
Ships on Oct 15, 2026
Auto Notify
ON SALE! SAVE 21%
$67.99

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

$53.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit - For K04

ES#2770215 - CTSB6FMICKIT - Front Mount Intercooler Kit - For K04 - Decrease heatsoak with this front mount intercooler - CTS - Audi

Decrease heatsoak with this front mount intercooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2770215
Mfg#:
CTSB6FMICKIT
Ships in 8 Business Days
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit - For Big Turbo

ES#3142475 - CTSB6A4FMIC600BT - Front Mount Intercooler Kit - For Big Turbo - Decrease heatsoak with this front mount intercooler - CTS - Audi

Decrease heatsoak with this front mount intercooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
3142475
Mfg#:
CTSB6A4FMIC600BT
Ships in 8 Business Days
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit - For K03

ES#3046115 - CTSB6A4FMICKIT - Front Mount Intercooler Kit - For K03 - Decrease heatsoak with this front mount intercooler - CTS - Audi

Decrease heatsoak with this front mount intercooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
3046115
Mfg#:
CTSB6A4FMICKIT
Ships in 8 Business Days
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit - 600HP Kit

ES#4369952 - CTSB6A4FMIC600 - Front Mount Intercooler Kit - 600HP Kit - Decrease heatsoak with this front mount intercooler - CTS - Audi

Decrease heatsoak with this front mount intercooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4369952
Mfg#:
CTSB6A4FMIC600
Special Order: No Guaranteed ETA
$749.99 USD
Free Shipping

Valve Cover Gasket Set

ES#252629 - 058198025A - Valve Cover Gasket Set - Stop oil leaks and prevent internal engine damage - Victor Reinz - Audi Volkswagen

Stop oil leaks and prevent internal engine damage affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
252629
Mfg#:
058198025A
Ships in 1-2 days
$51.99

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

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Plus Timing Belt Kit - With Gates Racing Timing Belt

ES#2569782 - 06B198500KT - Ultimate Plus Timing Belt Kit - With Gates Racing Timing Belt - Looking for the best timing belt kit on the market? Look no further than ECS Tuning - Assembled By ECS - Audi

Looking for the best timing belt kit on the market? Look no further than ECS Tuning affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Up to VIN 8E-4-191000, split is in the 2004 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2569782
Mfg#:
06B198500KT
Ships on Jul 17, 2026
Auto Notify
ON SALE! SAVE 13%
$429.99

This product was last offered at the strikethrough price on
03-24-2026

$373.16 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Radiator Fan Control Module (600W)

ES#441169 - 8E0959501AG - Radiator Fan Control Module (600W) - Keep your cooling system operating properly - Genuine Volkswagen Audi - Audi

Keep your cooling system operating properly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Please check existing part number for proper control module

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
441169
Mfg#:
8E0959501AG
Ships in 1-2 days
8% off MSRP

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

$811.99

This product was last offered at the strikethrough price on
03-23-2026

$742.99 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.

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 ECS Tuning is part of Enthusiast Auto Holdings