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 C5 A6 Quattro 4.2

    • 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 C5 A6 Quattro 4.2
Your Vehicle Audi C5 A6 Quattro 4.2
Change Clear

Audi C5 A6 Quattro 4.2 Exhaust Emission Parts

Sort By
Filter By
Return to Top

Oxygen Sensor - Priced Each

Keep your engine running efficiently For the left and right side

Brand:
Walker - Corporate Logo
ES#:
3551566
Mfg#:
1K0998262AB
Ships in 1-2 days
$142.99

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

$138.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Combi Valve / EGR Valve - Priced Each

ES#2955510 - 078131102T - Combi Valve / EGR Valve - Priced Each - Keep your emissions in check - Genuine Volkswagen Audi - Audi Volkswagen

Keep your emissions in check

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2955510
Mfg#:
078131102T
Ships in 3 Business Days
7% off MSRP

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

$474.99

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

$440.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Combi Valve / EGR Valve - Left

ES#2955509 - 078131101AG - Combi Valve / EGR Valve - Left - Keep your emissions in check - Genuine Volkswagen Audi - Audi Volkswagen

Keep your emissions in check

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2955509
Mfg#:
078131101AG
Ships in 5 Business Days
7% off MSRP

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

$474.99

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

$440.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Downpipe With Catalytic Converter - Left

ES#2562507 - 4B3254500CXKT - Remanufactured Downpipe With Catalytic Converter - Left - Includes a $210 refundable core charge - Genuine Volkswagen Audi - Audi

Includes a $210 refundable core charge Engine code ART

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2562507
Mfg#:
4B3254500CXKT
Ships in 7 Business Days
$2055.99

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

$2045.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Downpipe With Catalytic Converter - Right

ES#2562508 - 4B3254550CXKT - Remanufactured Downpipe With Catalytic Converter - Right - Includes a $210 refundable core charge - Genuine Volkswagen Audi - Audi

Includes a $210 refundable core charge Engine code ART

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2562508
Mfg#:
4B3254550CXKT
Ships in 7 Business Days
$2208.99

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

$2197.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Exhaust Emission Parts

Oxygen sensors, catalytic converters, and other critical emissions components not only cause Check Engine Lights when they fail, but they'll also keep you from registering your car. Make sure your emissions system is functioning properly so you can continue to drive your car legally.

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