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Volkswagen Engine Emission Parts

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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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3416815
Mfg#:
03L907807AF
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.

$516.99

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

$481.99 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with FSI engines only

Brand:
ECS - Corporate Logo
ES#:
2966733
Mfg#:
010371ECS03
Ships on Nov 19, 2026
Auto Notify
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

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary 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!
$199.99

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

$181.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Dipstick Tube - Heavy Duty

ES#3576655 - 06D103634E - Engine Oil Dipstick Tube - Heavy Duty - All metal design! Seals to the engine block and the dipstick funnel - URO Premium - Audi Volkswagen

All metal design! Seals to the engine block and the dipstick funnel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with AUG or AWM engine codes only.

Brand:
URO Premium - Corporate Logo
ES#:
3576655
Mfg#:
06D103634E
In Stock
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/ Pressure Control Valve (PCV)

ES#4930713 - 06Q103495K - Oil Separator/ Pressure Control Valve (PCV) - Located on top of your valve cover - Genuine Volkswagen Audi - Volkswagen

Located on top of your valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits vehicle with production dates from 07/26/2021

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4930713
Mfg#:
06Q103495K
Ships in 3 Business Days
3% off MSRP

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

$59.99

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

$57.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet PCV Check Valve

ES#2864536 - 034-101-2002 - Billet PCV Check Valve - Located under the intake manifold - 034Motorsport - Audi Volkswagen

Located under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864536
Mfg#:
034-101-2002
In Stock
ON SALE! SAVE 10%
$51.00

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

$45.90 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514991
Mfg#:
BMS-OCC-MQB
Ships in 2 Business Days
$229.00 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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

$228.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Replaces 07K131125C on vehicles with production date up to 11/14/2011 only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2552764
Mfg#:
07K198125
Ships in 3 Business 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

PCV Breather Hose

ES#4366534 - 06K103210D - PCV Breather Hose - Connects the PCV valve to turbo inlet hose - Genuine Volkswagen Audi - Volkswagen

Connects the PCV valve to turbo inlet hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles from the 2023 model year only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4366534
Mfg#:
06K103210D
In Stock
2% off MSRP

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

$254.99

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

$250.99 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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

Rear Oxygen Sensor - Priced Each

ES#3550053 - 8S0906262B - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3550053
Mfg#:
8S0906262B
In Stock
Limited Qty Sale
$330.28

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

$218.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

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

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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.

$566.99

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

$528.99 USD
Free Shipping
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3549199
Mfg#:
022103515B
Ships in 3 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

NOX Sensor With Control Module

ES#4669266 - 03L907807AF - NOX Sensor With Control Module - Used for diesel emissions control - URO - Volkswagen

Used for diesel emissions control affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4669266
Mfg#:
03L907807AF
Ships in 1 Business Day
Limited Qty Sale
$339.99

This product was last offered at the strikethrough price on
06-16-2026

$291.99 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.

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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