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Volkswagen MK4 Engine Emission Parts

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ES#263953 - N10258101 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 23-35x9x.5 - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 23-35x9x.5 For vehicles with ALH engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
263953
Mfg#:
N10258101
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.

$7.10

This product was last offered at the strikethrough price on
07-15-2026

$6.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3419607 - 034-101-3040 - Silicone Breather Hose - Reinforced silicone transverse 1.8T valve cover breather hose to replace the crumbling rubber unit - 034Motorsport - Audi Volkswagen

Reinforced silicone transverse 1.8T valve cover breather hose to replace the crumbling rubber unit 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
For models with AWP engine code - Up to the 2002 model year

Brand:
034Motorsport - Corporate Logo
ES#:
3419607
Mfg#:
034-101-3040
Ships in 2 Business Days
$65.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1874204 - 06A103213BK - Crankcase Vent Tube - Connects to the three way breather on the side of the valve cover - Genuine Volkswagen Audi - Volkswagen

Connects to the three way breather on the side of the valve cover For vehicles with a VIN from 1J-4-009,844 split is in the 2004 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1874204
Mfg#:
06A103213BK
Ships in 1-2 days
12% off MSRP

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

$146.99

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

$128.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#7934 - 06A103213F - Crankcase Breather Tube - Connects the oil filter adapter to the three-way valve housing - Genuine Volkswagen Audi - Audi Volkswagen

Connects the oil filter adapter to the three-way valve housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
7934
Mfg#:
06A103213F
Ships in 1-2 days
12% off MSRP

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

$146.99

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

$128.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2580510 - 06A906262BM - Oxygen Sensor - Keep your engine running efficiently, with a new O2 sensor - Bosch - Volkswagen

Keep your engine running efficiently, with a new O2 sensor We Price Match - Give Us A Call or Chat!
For vehicles with BBW engine code only

Brand:
Bosch - Corporate Logo
ES#:
2580510
Mfg#:
06A906262BM
Ships in 1 Business Day
$127.99

This product was last offered at the strikethrough price on
10-31-2026

$125.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2897319 - 1K0906283A - Vacuum Solenoid Valve - Electrically controlled vacuum valve - Vemo - Audi Volkswagen

Electrically controlled vacuum valve Used for exhaust flapper control

Brand:
Vemo - Corporate Logo
ES#:
2897319
Mfg#:
1K0906283A
In Stock
$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#891 - 06A906262Q REAR - Oxygen Sensor - Priced Each - Keep your engine running efficiently, restore MPG, and clear check engine lights  - Vemo - Volkswagen

Keep your engine running efficiently, restore MPG, and clear check engine lights

Brand:
Vemo - Corporate Logo
ES#:
891
Mfg#:
06A906262Q REAR
Ships on Mar 11, 2027
$122.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#308105 - 1J0612041AB - Brake Vacuum Pipe With Check Valve - Hard vacuum pipe that goes to brake booster, comes with check valve - Genuine Volkswagen Audi - Volkswagen

Hard vacuum pipe that goes to brake booster, comes with check valve

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
308105
Mfg#:
1J0612041AB
Ships in 1 Business Day
10% off MSRP

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

$134.99

This product was last offered at the strikethrough price on
11-14-2026

$121.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4828 - 078131120M - SAI/EGR Valve Adapter Gasket - Priced Each - Seals the combi valve adapter to the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Seals the combi valve adapter to the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4828
Mfg#:
078131120M
In Stock
$4.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2580506 - 06A906262CB - Oxygen Sensor - Keep your engine running efficiently, with a new O2 sensor - Bosch - Volkswagen

Keep your engine running efficiently, with a new O2 sensor We Price Match - Give Us A Call or Chat!
For vehicles with BBW engine code, mounts inside the catalytic converter (center).

Brand:
Bosch - Corporate Logo
ES#:
2580506
Mfg#:
06A906262CB
Ships in 1-2 days
$117.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#260765 - 1J0973724A - 4 Pin Connector For Oxygen Sensor - Replace your broken connector. Pin terminals and wiring not included. - Genuine Volkswagen Audi - Volkswagen

Replace your broken connector. Pin terminals and wiring not included.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
260765
Mfg#:
1J0973724A
Ships in 1-2 days
9% off MSRP

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

$42.99

This product was last offered at the strikethrough price on
10-26-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2709893 - 06A103465 - Pressure Control Valve (PCV) - Located on top of the valve cover - URO - Volkswagen

Located on top of the valve cover 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with AEG engine code only

Brand:
URO - Corporate Logo
ES#:
2709893
Mfg#:
06A103465
In Stock
Limited Qty Sale
$14.99

This product was last offered at the strikethrough price on
11-12-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2702959 - 06A103247KT2 - Emissions Service Kit - Restore your emissions hoses and clear codes - Assembled By ECS - Volkswagen

Restore your emissions hoses and clear codes 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
For vehicles with an AWP engine code up to production date 6.30.2003

Brand:
Assembled By ECS - Corporate Logo
ES#:
2702959
Mfg#:
06A103247KT2
Ships on Mar 11, 2027
ON SALE! SAVE 26%
$156.99

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

$116.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#7858 - 06A129101D - Pressure Control Valve (PCV) - (19mm) - Located on the intake hose leading to the turbo inlet - Genuine Volkswagen Audi - Audi Volkswagen

Located on the intake hose leading to the turbo inlet For 2002 model year vehicles only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
7858
Mfg#:
06A129101D
Ships in 4 Business Days
6% off MSRP

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

$123.99

This product was last offered at the strikethrough price on
11-14-2026

$115.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2549766 - 06A133567A - Rubber Mount - Priced Each - Secures the secondary air injection pump to the bracket - URO - Audi Volkswagen

Secures the secondary air injection pump to the bracket 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2549766
Mfg#:
06A133567A
Ships in 1 Business Day
$6.99

This product was last offered at the strikethrough price on
08-13-2026

$3.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3419608 - 034-101-3035 - Silicone Breather Hose - Reinforced silicone 1.8T lower block breather hose to replace the crumbling factory plastic and rubber lower breather hoses - 034Motorsport - Audi Volkswagen

Reinforced silicone 1.8T lower block breather hose to replace the crumbling factory plastic and rubber lower breather hoses 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
For vehicles with AWW or AWP engine codes, with production date up to 6/30/2003

Brand:
034Motorsport - Corporate Logo
ES#:
3419608
Mfg#:
034-101-3035
Ships in 2 Business Days
$114.00 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

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

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