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

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
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 OE Catalytic Converters

Sort By
Filter By
Return to Top

Self-Locking Nut - Priced Each

ES#4817 - N90369001 - Self-Locking Nut - Priced Each - Install new hardware with your new parts. M10 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M10 Used to secure the catalyst/downpipe to the turbo

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4817
Mfg#:
N90369001
In Stock
31% off MSRP

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

$17.45

This product was last offered at the strikethrough price on
07-08-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket

ES#2748376 - 1H0253115 - Exhaust Gasket - Seals the down pipe to the catalytic converter - Elring - Audi Volkswagen

Seals the down pipe to the catalytic converter 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2748376
Mfg#:
1H0253115
Ships in 2 Business Days
$13.99

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

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catalytic Converter Installation Kit

ES#2575490 - 8D0253115KT2 - Catalytic Converter Installation Kit - Includes the necessary hardware and gaskets to install the catalytic converter - Assembled By ECS - Audi

Includes the necessary hardware and gaskets to install the catalytic converter 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2575490
Mfg#:
8D0253115KT2
In Stock
ON SALE! SAVE 21%
$59.99

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

$47.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket

ES#4044493 - 1H0253115 - Exhaust Gasket - Seals the downpipe to the catalytic converter - HJS - Audi Volkswagen

Seals the downpipe to the catalytic converter

Brand:
HJS - Corporate Logo
ES#:
4044493
Mfg#:
1H0253115
Ships in 3 Business Days
$5.99

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

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket

ES#2717942 - 1H0253115 - Exhaust Gasket - Seals the downpipe to the catalytic converter - Vaico - Audi Volkswagen

Seals the downpipe to the catalytic converter We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2717942
Mfg#:
1H0253115
Back Ordered
$5.99

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

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket

ES#3173639 - 1H0253115 - Exhaust Gasket - Seals the downpipe to the catalytic converter - Meistersatz - Audi Volkswagen

Seals the downpipe to the catalytic converter

Brand:
Meistersatz - Corporate Logo
ES#:
3173639
Mfg#:
1H0253115
Ships in 3 Business Days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catalytic Converter Installation Kit

ES#3028724 - 8D0253115KT4 - Catalytic Converter Installation Kit - Includes the necessary hardware and gaskets to install the catalytic converter - Genuine Volkswagen Audi - Audi Volkswagen

Includes the necessary hardware and gaskets to install the catalytic converter

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3028724
Mfg#:
8D0253115KT4
Ships in 2 Business Days
$179.99

This product was last offered at the strikethrough price on
07-08-2026

$163.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket

Seals the turbocharger to the catalytic converter 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340940
Mfg#:
8D0253115
Special Order: No Guaranteed ETA
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catalytic Converter

ES#4064995 - 096-3021KT - Catalytic Converter - Keep your emissions in check - Price includes a $14.95 core charge - Bosal - Audi Volkswagen

Keep your emissions in check - Price includes a $14.95 core charge Not legal for sale or use in the state of New York or California

Brand:
Bosal - Corporate Logo
ES#:
4064995
Mfg#:
096-3021KT
Back Ordered
$980.99

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

$952.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Direct-Fit Catalytic Converter With Hardware

ES#3046109 - 22960KT - Direct-Fit Catalytic Converter With Hardware - Includes the necessary hardware and gaskets to install the catalytic converter - Magnaflow - Audi

Includes the necessary hardware and gaskets to install the catalytic converter New York & Federal Compliant

Brand:
Magnaflow - Corporate Logo
ES#:
3046109
Mfg#:
22960KT
Back Ordered
$973.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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