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Volkswagen MK5 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 For vehicles with TSI engines only

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
07-18-2026

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

Oil Separator/PCV Emissions Service Kit

ES#4147925 - 06H103495ACKIT - Oil Separator/PCV Emissions Service Kit - Everything you need to replace a faulty PCV or to perform some preventative maintenance - Vaico - Audi Volkswagen

Everything you need to replace a faulty PCV or to perform some preventative maintenance We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4147925
Mfg#:
06H103495ACKIT
In Stock at Vendor
$257.99

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

$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#3559040 - 06H103495AH - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Vaico - Audi Volkswagen

Also called the "breather valve" or "oil separator" We Price Match - Give Us A Call or Chat!
For vehicles with TSI engines only

Brand:
Vaico - Corporate Logo
ES#:
3559040
Mfg#:
06H103495AH
Ships in 3 Business Days
$132.99

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

$128.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034 Transverse Catch Can Kit

ES#3490950 - 034-101-1012 - 034 Transverse Catch Can Kit - keep your intake manifold and valves clean and oil free - 034Motorsport - Audi Volkswagen

keep your intake manifold and valves clean and oil free For vehicles with TSI engine code only

Brand:
034Motorsport - Corporate Logo
ES#:
3490950
Mfg#:
034-101-1012
Back Ordered
ON SALE! SAVE 10%
$674.00

This product was last offered at the strikethrough price on
06-28-2026

$606.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover (Catch Can) PCV Adapter Plate

ES#2966733 - 010371ECS03 - Valve Cover (Catch Can) PCV Adapter Plate - Add a catch can to your stock valve cover with this billet breather adapter. For use with -10AN ORB Female Fittings. - ECS - Audi Volkswagen

Add a catch can to your stock valve cover with this billet breather adapter. For use with -10AN ORB Female Fittings. 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with FSI engines only

Brand:
ECS - Corporate Logo
ES#:
2966733
Mfg#:
010371ECS03
Ships on Dec 2, 2026
ON SALE! SAVE 15%
$186.99

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

$158.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum System Repair Kit

ES#2515457 - 51731257971KT - Vacuum System Repair Kit - Kit includes vacuum T fittings, vacuum line, and one way check valve - Assembled By ECS - Audi Volkswagen

Kit includes vacuum T fittings, vacuum line, and one way check valve 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2515457
Mfg#:
51731257971KT
In Stock
ON SALE! SAVE 16%
$53.99

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

$45.24 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 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2162754
Mfg#:
1K0998262N
In Stock at Vendor
$239.99

This product was last offered at the strikethrough price on
04-10-2026

$227.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#4135419 - 06J103221A - PCV Breather Hose - Connects PCV to the intake manifold - Hamburg Tech - Audi Volkswagen

Connects PCV to the intake manifold We Price Match - Give Us A Call or Chat!
For vehicles with TSI engines only

Brand:
Hamburg Tech - Corporate Logo
ES#:
4135419
Mfg#:
06J103221A
In Stock
$27.99 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 For Our 25th Anniversary Sweepstakes!

For vehicles with TSI engines only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818485
Mfg#:
06J103213D
In Stock
ON SALE!
$18.99

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

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Pipe Repair Kit

ES#2552764 - 07K198125 - Connecting Pipe Repair Kit - A repair for a faulty secondary air pressure sensor - Genuine Volkswagen Audi - Volkswagen

A repair for a faulty secondary air pressure sensor

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2552764
Mfg#:
07K198125
Ships in 1-2 days
17% off MSRP

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

$303.32

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

$252.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Pipe

ES#315511 - 1K0131128D - Connecting Pipe - From secondairy air pump to the combi-valve adapter - Genuine Volkswagen Audi - Audi Volkswagen

From secondairy air pump to the combi-valve adapter For vehicles with CBFA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315511
Mfg#:
1K0131128D
Ships in 1-2 days
17% off MSRP

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

$101.65

This product was last offered at the strikethrough price on
07-18-2026

$84.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum System Repair Kit

ES#279586 - 06A198011B - Vacuum System Repair Kit - Restore engine performance with this new kit - Genuine Volkswagen Audi - Audi Volkswagen

Restore engine performance with this new kit

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279586
Mfg#:
06A198011B
Ships in 1-2 days
17% off MSRP

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

$178.32

This product was last offered at the strikethrough price on
07-18-2026

$148.36 USD
Free Shipping

Valve Cover

ES#4852313 - 07K103469L - Valve Cover - Valve cover with gasket and hardware - Vaico - Volkswagen

Valve cover with gasket and hardware We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4852313
Mfg#:
07K103469L
In Stock
$255.99

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

$208.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator

ES#3549199 - 022103515B - Oil Separator - Located in the valve cover. - Genuine Volkswagen Audi - Volkswagen

Located in the valve cover.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3549199
Mfg#:
022103515B
Ships in 4 Business 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.

$199.99

This product was last offered at the strikethrough price on
02-26-2026

$185.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Tool - 22mm

ES#3673912 - B8800067 - Oxygen Sensor Tool - 22mm - 1/2" Drive - 7/8" x 6" - Extra Long - Bav Auto Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

1/2" Drive - 7/8" x 6" - Extra Long 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673912
Mfg#:
B8800067
Ships on Sep 1, 2026
Auto Notify
ON SALE! SAVE 20%
$29.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump

ES#3537312 - 06H145100AK - Vacuum Pump - Generates vacuum when under positive pressure - Borsehung - Audi Volkswagen

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

Brand:
Borsehung - Corporate Logo
ES#:
3537312
Mfg#:
06H145100AK
Ships in 1-2 days
$258.99 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.

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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