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Volkswagen Engine Emission Parts

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Oil Separator Bolt - Priced Each

ES#468916 - N10725401 - Oil Separator Bolt - Priced Each - Used to secure the oil separator to the valve cover. M6x20 - Genuine Volkswagen Audi - Audi Volkswagen

Used to secure the oil separator to the valve cover. M6x20

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468916
Mfg#:
N10725401
In Stock
3% off MSRP

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

$3.38

This product was last offered at the strikethrough price on
10-09-2026

$3.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/PCV Emissions Service Kit - *ECS Recommends*

ES#2792663 - 06F198202KT - Oil Separator/PCV Emissions Service Kit - *ECS Recommends* - Everything you need to replace a faulty PCV or to perform some preventative maintenance - Assembled By ECS - Volkswagen
ECS Tuning recommends this product.

Everything you need to replace a faulty PCV or to perform some preventative maintenance 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with FSI engine with VIN from 3C-6-300 001 only, split is in the 2006 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2792663
Mfg#:
06F198202KT
In Stock
ON SALE!
$198.99

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

$180.45 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (19mm)

ES#2804355 - 034129101BKT1 - Pressure Control Valve (PCV) - (19mm) - Located on the turbo inlet pipe. Includes hose clamps - Assembled By ECS - Audi Volkswagen

Located on the turbo inlet pipe. Includes hose clamps 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with AEB, ATW, or AUG engine code only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2804355
Mfg#:
034129101BKT1
In Stock
ON SALE! SAVE 18%
$38.99

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

$31.98 USD
Free Shipping
on orders $49 and up
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 1-2 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.

$624.99

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

$579.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Catch Can Kit

ES#4858898 - 034-101-1021 - Billet Catch Can Kit - Prevent excessive crankcase oil and water vapors from entering the intake tract! - 034Motorsport - Audi Volkswagen

Prevent excessive crankcase oil and water vapors from entering the intake tract! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4858898
Mfg#:
034-101-1021
In Stock
$574.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Canister Purge Valve

ES#4781121 - 06H906517AE - Canister Purge Valve - Controls when excess gasoline vapors are pulled into the intake for burning - URO - Volkswagen

Controls when excess gasoline vapors are pulled into the intake for burning 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4781121
Mfg#:
06H906517AE
In Stock
$34.99

This product was last offered at the strikethrough price on
09-22-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMS Double Baffle Oil Catch Can Kit

ES#3514991 - BMS-OCC-MQB - BMS Double Baffle Oil Catch Can Kit - Keep oil out of your intake system! - Burger Motorsports - Audi Volkswagen

Keep oil out of your intake system!

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514991
Mfg#:
BMS-OCC-MQB
Back Ordered
$229.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/PCV emissions Service Kit

ES#2763486 - 06F129101PKT1 - Oil Separator/PCV emissions Service Kit - Everything you need to replace a faulty PCV or to perform some preventative maintenance - Assembled By ECS - Volkswagen

Everything you need to replace a faulty PCV or to perform some preventative maintenance 10X Entries Into Our F80 M3 Sweepstakes
For sedan models with VIN up to 3C-6-300 000 only, split is in the 2006 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2763486
Mfg#:
06F129101PKT1
In Stock
ON SALE! SAVE 13%
$199.99

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

$174.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator

ES#4876881 - 022103515B - Oil Separator - Located in the valve cover. - Bremmen Parts - Volkswagen

Located in the valve cover. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4876881
Mfg#:
022103515B
In Stock
ON SALE! SAVE 15%
$109.99

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

$93.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Left (Cylinders 4-6)

ES#2162754 - 1K0998262N - Oxygen Sensor - Left (Cylinders 4-6) - Found before the catalytic converter - Bosch - Audi Volkswagen

Found before the catalytic converter We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2162754
Mfg#:
1K0998262N
Ships in 1 Business Day
$238.99

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

$223.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VWR MK7 Golf R/Audi S3 Remote Washer Fill Kit

ES#3188221 - VWR13G700RFK - VWR MK7 Golf R/Audi S3 Remote Washer Fill Kit - Allows catch can fitment on AWD MQB models - Racingline - Audi Volkswagen

Allows catch can fitment on AWD MQB models

Brand:
Racingline - Corporate Logo
ES#:
3188221
Mfg#:
VWR13G700RFK
In Stock
$72.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4818467 - 06F129101P - 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 Into Our F80 M3 Sweepstakes

For vehicles with FSI engines from the 2007 model year only - Must use newest revision rear breather pipe with this PCV - See ES1928558 for purchase.

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818467
Mfg#:
06F129101P
In Stock
ON SALE! SAVE 17%
$38.99

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

$32.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#4818485 - 06J103213D - PCV Breather Hose - Located at rear of PCV - Bremmen Parts - Audi Volkswagen

Located at rear of PCV 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with TSI engines only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818485
Mfg#:
06J103213D
In Stock
ON SALE! SAVE 10%
$20.99

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

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

NOX Sensor With Control Module

ES#3416815 - 03L907807AF - NOX Sensor With Control Module - Used for diesel emissions control - Genuine Volkswagen Audi - Volkswagen

Used for diesel emissions control

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3416815
Mfg#:
03L907807AF
In Stock
7% off MSRP

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

$570.99

This product was last offered at the strikethrough price on
10-09-2026

$529.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump Service Kit

ES#2973137 - 07k145100h1KT - Vacuum Pump Service Kit - Featuring OE pump, Includes gasket, and hardware - Assembled By ECS - Volkswagen

Featuring OE pump, Includes gasket, and hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2973137
Mfg#:
07K145100H1KT
In Stock
ON SALE! SAVE 13%
$402.50

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

$349.93 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#4743013 - 06J103221A - PCV Breather Hose - Connects PCV to the intake manifold - Bremmen Parts - Audi Volkswagen

Connects PCV to the intake manifold 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4743013
Mfg#:
06J103221A
In Stock
ON SALE! SAVE 18%
$21.99

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

$17.99 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 Volkswagen Engine Emission Parts

Let us help you find the parts that fit your Volkswagen

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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