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Audi C5 A6 Quattro 4.2 Engine Emission Parts

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ES#2581816 - 8D0805960 - Speed Nut - Priced Each - Fits silver colored screws with attached washer - Original Equipment Supplier - Audi Volkswagen

Fits silver colored screws with attached washer

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2581816
Mfg#:
8D0805960
Ships in 2 Business Days
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2091006 - 1J0201553A - Gas Cap - Includes seal and retaining strap - MTC - Audi Volkswagen

Includes seal and retaining strap

Brand:
MTC - Corporate Logo
ES#:
2091006
Mfg#:
1J0201553A
Ships in 10 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5470374 - 078103224R - Crankcase Breather Hose - With PCV Valve - Large breather hose that runs around the intake manifold - Bremmen Parts - Audi Volkswagen

Large breather hose that runs around the intake manifold 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5470374
Mfg#:
078103224R
In Stock
ON SALE!
$32.99

This product was last offered at the strikethrough price on
05-29-2026

$30.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3190137 - 911-400 - Suction Pump - Restore engine performance - Dorman - Audi Volkswagen

Restore engine performance

Brand:
Dorman - Corporate Logo
ES#:
3190137
Mfg#:
911-400
Ships in 5 Business Days
$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4853866 - 078131102T - VW | Valve, secondary air pump system - Vemo - Audi Volkswagen

Brand:
Vemo - Corporate Logo
ES#:
4853866
Mfg#:
078131102T
Ships in 2 Business Days
$277.99

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

$269.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Keep your emissions in check We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3537205
Mfg#:
078131101AG
Ships in 2 Business Days
$149.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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
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 4 Business Days
12% 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

$416.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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 8 Business Days
12% 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

$416.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Perfect for repairing and replacing cracked vacuum lines - Best used with 3mm to 4mm vacuum hoses 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5445719
Mfg#:
125DBCON
Special Order: No Guaranteed ETA
ON SALE! SAVE 10%
$5.39 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2878682 - 078611933B - Vacuum Check Valve - Multiple line check valve that sits in the back of the intake manifold - Vaico - Audi

Multiple line check valve that sits in the back of the intake manifold We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2878682
Mfg#:
078611933B
Special Order: No Guaranteed ETA
$16.99 USD
Free Shipping
on orders $49 and up

Replacement fuel tank cap for your vehicle. Tether not included.

Brand:
MotoRad
ES#:
4698376
Mfg#:
1J0201553A
Back Ordered
$11.99

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

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Emission Parts

Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.

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

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