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Audi Engine Emission Parts

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034Motorsport Catch Can Kit - EA839 S4/S5

ES#4849699 - 034-101-1016 - 034Motorsport Catch Can Kit - EA839 S4/S5 - Engineered for enhanced durability to capture crankcase oil deposits before entering your intake tract - 034Motorsport - Audi

Engineered for enhanced durability to capture crankcase oil deposits before entering your intake tract 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4849699
Mfg#:
034-101-1016
Ships in 1 Business Day
$729.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/Pressure Control Valve (PCV)

ES#4818452 - 06E103547AC - Oil Separator/Pressure Control Valve (PCV) - Located beneath the supercharger compressor - Bremmen Parts - Audi Porsche

Located beneath the supercharger compressor 10X Entries Into Our F80 M3 Sweepstakes

Up to production date 5/7/2012

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818452
Mfg#:
06E103547AC
In Stock
ON SALE! SAVE 17%
$120.99

This product was last offered at the strikethrough price on
08-14-2026

$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#2598466 - 1K0998262L - Front 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#:
2598466
Mfg#:
1K0998262L
In Stock
$233.99

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

$159.02 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Recirculating Catch Can Kit

ES#2918663 - IEBACN1 - Recirculating Catch Can Kit - Everything needed to add a catch can to your MK7 TSI using the OEM valve cover. - Integrated Engineering - Audi Volkswagen

Everything needed to add a catch can to your MK7 TSI using the OEM valve cover.

Brand:
Integrated Engineering - Corporate Logo
ES#:
2918663
Mfg#:
IEBACN1
Back Ordered
Auto Notify
$650.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4768289 - 06K103495BM - 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" 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Hengst - Corporate Logo
ES#:
4768289
Mfg#:
06K103495BM
In Stock
$94.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/Pressure Control Valve (PCV)

ES#4623253 - 06E103547AK - 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!
From production date 5/8/2012 up through the 2015 model year

Brand:
URO - Corporate Logo
ES#:
4623253
Mfg#:
06E103547AK
In Stock
$160.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Service Kit - Level 2

ES#3677165 - 079103542KT - Oil Separator Service Kit - Level 2 - Includes revision 'E' oil separator, with the addition of revision 'G' oil strainer, oil check valve, and the necessary gaskets, clamps, and coolant for installation - Genuine Volkswagen Audi - Audi

Includes revision 'E' oil separator, with the addition of revision 'G' oil strainer, oil check valve, and the necessary gaskets, clamps, and coolant for installation

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3677165
Mfg#:
079103542KT
Ships in 1-3 days
$716.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Billet PCV Vent Tube (06E103213)

ES#4932252 - 057381LA01 - Billet PCV Vent Tube (06E103213) - A durable upgrade over the failure-prone plastic OEM tube! - ECS - Audi

A durable upgrade over the failure-prone plastic OEM tube! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4932252
Mfg#:
057381LA01
In Stock
ON SALE! SAVE 20%
$52.99

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

$42.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) 06H103495AK

ES#4743015 - 06H103495AE - Pressure Control Valve (PCV) 06H103495AK - Also referred to as the breather valve or oil separator - Bremmen Parts - Audi

Also referred to as the breather valve or oil separator 10X Entries Into Our F80 M3 Sweepstakes

Fits from production date 3/31/2012 - Please check existing part number before ordering

Brand:
Bremmen Parts - Corporate Logo
ES#:
4743015
Mfg#:
06H103495AE
In Stock
ON SALE! SAVE 15%
$78.99

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

$67.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) Repair Kit

ES#4135423 - 06h103495ktKT - Pressure Control Valve (PCV) Repair 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 We Price Match - Give Us A Call or Chat!
Fits from production date 1/7/2016 - Please check existing part number before ordering

Brand:
Hamburg Tech - Corporate Logo
ES#:
4135423
Mfg#:
06H103495KTKT
In Stock
ON SALE! SAVE 22%
$115.99

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

$90.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Solution Kit - with Boost Cap

ES#2794147 - IEBAVC17 - PCV Solution Kit - with Boost Cap - Delete your failure-prone PCV valve - Integrated Engineering - Audi Volkswagen

Delete your failure-prone PCV valve
For vehicles with FSI engines only

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794147
Mfg#:
IEBAVC17
In Stock
$117.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Assembly

ES#3179097 - 079103542E - Oil Separator Assembly - A truly complete kit for oil separator system replacement - Genuine Volkswagen Audi - Audi

A truly complete kit for oil separator system replacement

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3179097
Mfg#:
079103542E
In Stock
12% off MSRP

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

$453.34

This product was last offered at the strikethrough price on
09-08-2026

$399.66 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#1893854 - 1K0998262T - Rear 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#:
1893854
Mfg#:
1K0998262T
In Stock
$172.99

This product was last offered at the strikethrough price on
04-06-2026

$120.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Pressure Control Valve (PCV) Service Kit

ES#4920494 - 06E103547AFKT - Ultimate Pressure Control Valve (PCV) Service Kit - Comprehensive kit includes new oil separator, supercharger gaskets, vent tube o-rings, and ECS coolant bleeder screw kit. - Assembled By ECS - Audi

Comprehensive kit includes new oil separator, supercharger gaskets, vent tube o-rings, and ECS coolant bleeder screw kit. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles from the 2016 model year only.

Brand:
Assembled By ECS - Corporate Logo
ES#:
4920494
Mfg#:
06E103547AFKT
In Stock
ON SALE!
$438.99

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

$402.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Basic Pressure Control Valve (PCV) Service Kit

ES#3698402 - 06e103547abkttKT - Basic Pressure Control Valve (PCV) Service Kit - Comprehensive kit includes new oil separator, supercharger gaskets (qty 6), bolts (qty 14) and vent tube o-rings (qty 2). - Assembled By ECS - Audi

Comprehensive kit includes new oil separator, supercharger gaskets (qty 6), bolts (qty 14) and vent tube o-rings (qty 2). 10X Entries Into Our F80 M3 Sweepstakes
Fits from the 2013 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
3698402
Mfg#:
06E103547ABKTTKT
In Stock
ON SALE! SAVE 20%
$218.99

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

$175.43 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/Pressure Control Valve (PCV)

ES#4772517 - 06M103515H - Oil Separator/Pressure Control Valve (PCV) - Also known as the "PCV". Located on the valve cover - Bremmen Parts - Audi Porsche

Also known as the "PCV". Located on the valve cover 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4772517
Mfg#:
06M103515H
In Stock
ON SALE! SAVE 20%
$104.99

This product was last offered at the strikethrough price on
06-18-2026

$83.99 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.

Other Audi Engine Emission Parts

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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