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

No Vehicle selected
Please select your vehicle below.

    • 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 Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi Engine Emission Parts

Sort By
Filter By
Return to Top

Oil Separator/PCV Emissions Service Kit

ES#5446825 - 06H103495AKKT - Oil Separator/PCV Emissions Service Kit - Everything you need to replace a faulty PCV or to perform some preventative maintenance - Hamburg Tech - Audi

Everything you need to replace a faulty PCV or to perform some preventative maintenance

Brand:
Hamburg Tech - Corporate Logo
ES#:
5446825
Mfg#:
06H103495AKKT
In Stock
$132.99

This product was last offered at the strikethrough price on
06-11-2026

$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Catch Can Kit

ES#5470483 - 034-101-1026 - 034Motorsport Catch Can Kit - Upgrade your failure-prone PCV breather hose with the high-performance, 034Motorsport Catch Can Kit. - 034Motorsport - Audi

Upgrade your failure-prone PCV breather hose with the high-performance, 034Motorsport Catch Can Kit. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
5470483
Mfg#:
034-101-1026
Ships in 2 Business Days
$712.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4883649 - 06E103547AF - Pressure Control Valve (PCV) - Located beneath the intake manifold. - Rein - Audi

Located beneath the intake manifold. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with Model years 2016 +

Brand:
Rein - Corporate Logo
ES#:
4883649
Mfg#:
06E103547AF
In Stock
$148.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#8367 - 1K0998262 - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi Volkswagen

Keep your engine running efficiently We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
8367
Mfg#:
1K0998262
Ships in 1 Business Day
$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Breather Tube

ES#2099472 - 06D103215A - Breather Tube - If you have boost leaks, get a new breather tube today - Genuine Volkswagen Audi - Audi

If you have boost leaks, get a new breather tube today Fits from VIN 8E-6-165 001 - Split is in the 2006 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2099472
Mfg#:
06D103215A
In Stock
20% off MSRP

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

$143.33

This product was last offered at the strikethrough price on
11-03-2026

$115.07 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Nox Sensor - With Control Module

ES#3196014 - 059907807T - Nox Sensor - With Control Module - Monitors nitrogen oxide emissions levels after catalyst - Genuine Volkswagen Audi - Audi Volkswagen

Monitors nitrogen oxide emissions levels after catalyst

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3196014
Mfg#:
059907807T
Ships in 1 day
9% off MSRP

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

$624.99

This product was last offered at the strikethrough price on
10-05-2026

$569.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

PCV Service Kit

ES#4829948 - 06k103495blKT - PCV Service Kit - Everything you need to replace a faulty PCV or to perform some preventative maintenance - Genuine Volkswagen Audi - Audi

Everything you need to replace a faulty PCV or to perform some preventative maintenance For vehicles with CYMC engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4829948
Mfg#:
06K103495BLKT
In Stock
$395.99

This product was last offered at the strikethrough price on
08-04-2026

$390.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vent tube

ES#280572 - 06E103213 - Vent tube - Sits on top of the oil separator/pcv assembly - Genuine Volkswagen Audi - Audi

Sits on top of the oil separator/pcv assembly

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280572
Mfg#:
06E103213
In Stock
15% off MSRP

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

$13.18

This product was last offered at the strikethrough price on
08-03-2026

$11.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#4766193 - 8S0906262B - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently. Shared Nissan part. - Bremmen Parts - Audi Volkswagen

Keep your engine running efficiently. Shared Nissan part. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766193
Mfg#:
8S0906262B
In Stock
ON SALE! SAVE 15%
$106.99

This product was last offered at the strikethrough price on
09-16-2026

$90.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

ES#4465429 - 078906601M - Secondary Air Injection Pump - Keep your engine running efficiently - URO - Audi Volkswagen

Keep your engine running efficiently 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4465429
Mfg#:
078906601M
In Stock
$224.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#4069386 - 06E906265Q - Rear Oxygen Sensor - Priced Each - Fits left and right side - Bosch - Audi

Fits left and right side We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4069386
Mfg#:
06E906265Q
In Stock
$192.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/Pressure Control Valve (PCV)

ES#4623255 - 06E103547AB - Oil Separator/Pressure Control Valve (PCV) - Located beneath the supercharger compressor - URO - Audi

Located beneath the supercharger compressor 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4623255
Mfg#:
06E103547AB
In Stock
$127.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4905032 - 079103464F - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Bremmen Parts - Audi

Also called the "breather valve" or "oil separator" 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4905032
Mfg#:
079103464F
In Stock
ON SALE! SAVE 15%
$78.99

This product was last offered at the strikethrough price on
09-16-2026

$67.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

8Y RS3 Baffled Oil Catch Can System

ES#4742581 - 048070la01KT - 8Y RS3 Baffled Oil Catch Can System - Everything needed to keep your intake tract clean and oil free! - ECS - Audi

Everything needed to keep your intake tract clean and oil free! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4742581
Mfg#:
048070LA01KT
Ships on Apr 20, 2027
ON SALE! SAVE 20%
$556.99

This product was last offered at the strikethrough price on
10-28-2026

$445.59 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

VWR Oil Catch Can Drain Kit

ES#4430957 - VWR130006 - VWR Oil Catch Can Drain Kit - A simple addition to make emptying your RacingLine Oil Management Kit quick, clean and simple! - Racingline - Audi Volkswagen

A simple addition to make emptying your RacingLine Oil Management Kit quick, clean and simple!

Brand:
Racingline - Corporate Logo
ES#:
4430957
Mfg#:
VWR130006
Ships in 1 Business Day
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Baffled Oil Catch Can System

ES#3138254 - 017637ecs01KT - Performance Baffled Oil Catch Can System - Keep your intake tract clean and carbon free - ECS - Audi

Keep your intake tract clean and carbon free 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3138254
Mfg#:
017637ECS01KT
Ships on Feb 5, 2027
ON SALE! SAVE 10%
$588.99

This product was last offered at the strikethrough price on
10-28-2026

$530.09 USD
Free Shipping
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.

Other Audi Engine Emission Parts

Let us help you find the parts that fit your Audi

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