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

Pressure Control Valve (PCV)

ES#4768292 - 06F129101N - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Hengst - Audi Volkswagen
ECS Tuning recommends this product.

Also called the "breather valve" or "oil separator" 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to production date 12/16/2005

Brand:
Hengst - Corporate Logo
ES#:
4768292
Mfg#:
06F129101N
In Stock
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vapor Canister Check Valve - Kit

ES#4339559 - 06J133781CE - Vapor Canister Check Valve - Kit - Includes 3 hoses, connects to valve cover. Commonly called "Purge Valve" or "N80 Valve." - Hamburg Tech - Audi Volkswagen

Includes 3 hoses, connects to valve cover. Commonly called "Purge Valve" or "N80 Valve." We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4339559
Mfg#:
06J133781CE
In Stock
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4699581 - 06K103495BM - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Bremmen Parts - Audi Volkswagen

Also called the "breather valve" or "oil separator" 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4699581
Mfg#:
06K103495BM
In Stock
ON SALE! SAVE 15%
$95.99

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

$81.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Service Kit

ES#3699157 - 079129717dKT - Oil Separator Service Kit - Comprehensive kit includes new oil separator, supercharger gaskets (qty 6), and vent tube o-rings (qty 2). - Genuine Volkswagen Audi - Audi

Comprehensive kit includes new oil separator, supercharger gaskets (qty 6), and vent tube o-rings (qty 2). Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3699157
Mfg#:
079129717DKT
In Stock
$358.99

This product was last offered at the strikethrough price on
04-09-2026

$357.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

TSI Upgraded Silicone PCV Breather Hose (06J103221A)

ES#4906688 - 054529LA03 - TSI Upgraded Silicone PCV Breather Hose (06J103221A) - Replace your failure-prone plastic PCV hose with a durable, long-lasting solution! - ECS - Audi Volkswagen

Replace your failure-prone plastic PCV hose with a durable, long-lasting solution! 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!
Up to the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
4906688
Mfg#:
054529LA03
In Stock
ON SALE! SAVE 15%
$135.99

This product was last offered at the strikethrough price on
06-13-2026

$115.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Catch Can Kit

ES#4475474 - 034-101-1017 - 034Motorsport Catch Can Kit - Keep your intake tract clean and carbon free - 034Motorsport - Audi

Keep your intake tract clean and carbon free For vehicles with metal intake manifold (Flex Fuel)
For vehicles with metal intake manifold (Flex Fuel)

Brand:
034Motorsport - Corporate Logo
ES#:
4475474
Mfg#:
034-101-1017
In Stock
$674.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#4877005 - 8S0906262B - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi Volkswagen

Keep your engine running efficiently 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4877005
Mfg#:
8S0906262B
In Stock
$104.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#3571737 - 06K103495BM - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Genuine Volkswagen Audi - Audi Volkswagen

Also called the "breather valve" or "oil separator"

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3571737
Mfg#:
06K103495BM
Ships in 3 Business Days
14% off MSRP

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

$258.99

This product was last offered at the strikethrough price on
07-10-2026

$223.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Solenoid Valve - Priced Each

ES#2575254 - 037906283C - Solenoid Valve - Priced Each - Common cure for DTC P0441 - Pierburg - Audi Volkswagen

Common cure for DTC P0441

Brand:
Pierburg - Corporate Logo
ES#:
2575254
Mfg#:
037906283C
In Stock
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Service Kit

ES#3677164 - 079103542eKT - Oil Separator Service Kit - Includes revision 'E' oil separator and necessary gaskets, clamps, and coolant for installation - Assembled By ECS - Audi

Includes revision 'E' oil separator and necessary gaskets, clamps, and coolant for installation 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3677164
Mfg#:
079103542EKT
In Stock
ON SALE!
$259.99

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

$247.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Performance Baffled Oil Catch Can System - Audi B8 A4/A5 2.0T

ES#2960610 - 004136ecs01KT - Performance Baffled Oil Catch Can System - Audi B8 A4/A5 2.0T - Keep your intake tract clean and carbon free - ECS - Audi

Keep your intake tract clean and carbon free 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with plastic intake manifolds

Brand:
ECS - Corporate Logo
ES#:
2960610
Mfg#:
004136ECS01KT
In Stock
ON SALE! SAVE 10%
$673.99

This product was last offered at the strikethrough price on
06-13-2026

$606.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal Large Aluminum Oil Catch Can

ES#2765062 - MM0CCLA - Universal Large Aluminum Oil Catch Can - Includes Mounting Brackets & Hardware - Mishimoto - Audi BMW Volkswagen MINI

Includes Mounting Brackets & Hardware

Brand:
Mishimoto - Corporate Logo
ES#:
2765062
Mfg#:
MM0CCLA
In Stock
$127.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve

ES#2574950 - 06E906517A - Purge Valve - Common fix for error code DTC#P0441 - Bosch - Audi Volkswagen

Common fix for error code DTC#P0441 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2574950
Mfg#:
06E906517A
In Stock
$31.06

This product was last offered at the strikethrough price on
04-09-2026

$29.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump

ES#3172488 - 06H145100AD - Vacuum Pump - Generates vacuum when under positive pressure - Pierburg - Audi Volkswagen

Generates vacuum when under positive pressure For vehicles with TSI engine only

Brand:
Pierburg - Corporate Logo
ES#:
3172488
Mfg#:
06H145100AD
Ships in 1 Business Day
$564.09 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 ECS Tuning is part of Enthusiast Auto Holdings