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Volkswagen MK4 Engine Emission Parts

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ES#3194552 - 037133567F - Rubber Mount - Priced Each - Placed between the secondary air pump and mounting bracket - URO - Audi Volkswagen

Placed between the secondary air pump and mounting 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!
For vehicles with VIN up to 9M-X-999 999 only, split is in the 1999 model year

Brand:
URO - Corporate Logo
ES#:
3194552
Mfg#:
037133567F
In Stock
$2.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4714668 - 06A133751AK - Emissions Suction Pump - Located near the intake manifold - Kayser - Volkswagen

Located near the intake manifold For vehicles from the 2004 model year with AWP engine code only

Brand:
Kayser - Corporate Logo
ES#:
4714668
Mfg#:
06A133751AK
Back Ordered
$150.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upgraded silicone breather hose kit with black hoses For vehicles with AWW or AWP engine code with production date up to 06/30/2003 only

Brand:
Forge - Corporate Logo
ES#:
2684994
Mfg#:
FMBH18T-BLK
Ships on Dec 7, 2026
ON SALE! SAVE 15%
$175.66

This product was last offered at the strikethrough price on
11-08-2026

$149.31 USD
Free Shipping
on orders $49 and up
ES#2598523 - 06A103213F - Crankcase Breather Tube - Connects the oil filter adapter to the three-way valve housing - Vaico Q+ - Audi Volkswagen

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

Brand:
Vaico Q+ - Corporate Logo
ES#:
2598523
Mfg#:
06A103213F
Ships on Mar 11, 2027
$73.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3462917 - 06A103221AN - Breather Hose - 3-way breather hose at sits on top of the valve cover - Kayser - Audi Volkswagen

3-way breather hose at sits on top of the valve cover For models with AWP engine code - From the 2003 model year

Brand:
Kayser - Corporate Logo
ES#:
3462917
Mfg#:
06A103221AN
In Stock
ON SALE! SAVE 50%
$40.99

This product was last offered at the strikethrough price on
11-07-2026

$20.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5335 - 06A906265N - 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 AEG engine code with VIN up to 1J-X-697002, split is in the 1999 model year

Brand:
Bosch - Corporate Logo
ES#:
5335
Mfg#:
06A906265N
Ships in 1-2 days
$142.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#275201 - 038131521E - EGR Cooler Pipe - Goes from the manifold to the cooler, no gaskets or hardware included - Genuine Volkswagen Audi - Volkswagen

Goes from the manifold to the cooler, no gaskets or hardware included For vehicles with ALH engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275201
Mfg#:
038131521E
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.

$161.99

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

$141.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2712768 - 078906265AA - Oxygen Sensor - Priced Each - Located behind the catalytic converter - Vemo - Audi Volkswagen

Located behind the catalytic converter For vehicles with AWD engine code only

Brand:
Vemo - Corporate Logo
ES#:
2712768
Mfg#:
078906265AA
Ships in 1 Business Day
$141.67 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2895 - 06A906262AJ - 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!
For vehicles with AWD engine code only

Brand:
Bosch - Corporate Logo
ES#:
2895
Mfg#:
06A906262AJ
Ships in 1 Business Day
$154.17

This product was last offered at the strikethrough price on
08-01-2026

$140.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4871901 - 037121142A - Retaining Spring - Priced Each - Keep your lines and hoses secure - Bremmen Parts - Audi Volkswagen

Keep your lines and hoses secure 10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871901
Mfg#:
037121142A
In Stock
ON SALE! SAVE 38%
$7.99

This product was last offered at the strikethrough price on
11-07-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2855704 - FM18TCBB - Valve Cover and Block Breather Adapters w/ -10 AN fittings - Replace plastic block connections with these alloy parts - Forge - Volkswagen

Replace plastic block connections with these alloy parts

Brand:
Forge - Corporate Logo
ES#:
2855704
Mfg#:
FM18TCBB
Back Ordered
ON SALE! SAVE 15%
$80.99

This product was last offered at the strikethrough price on
11-08-2026

$68.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2598295 - 035103245A - Pressure Control Valve (PCV) - (19mm) - Located under the intake manifold - URO - Audi Volkswagen

Located under the intake manifold 2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to Vin # 1-070999, split is in model year 2001

Brand:
URO - Corporate Logo
ES#:
2598295
Mfg#:
035103245A
Ships in 1 Business Day
$8.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4428746 - AUTMK4006 - Autobahn Autoworx Silicone PCV Hose Upgrade Kit - Eliminate all the fail prone hoses and plastic parts with this kit! - Autobahn Autoworx - Audi Volkswagen

Eliminate all the fail prone hoses and plastic parts with this kit! For vehicles with AWW or AWP engine code only

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
4428746
Mfg#:
AUTMK4006
Ships in 3 Business Days
Starting at $135.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4829 - 058131817 - Adapter For Combi Valve - Allows the combi valve to be mounted on the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Allows the combi valve to be mounted on the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4829
Mfg#:
058131817
Ships in 4 Business Days
8% off MSRP

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

$144.99

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

$132.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#307382 - 1J0133366BG - Vacuum Hose - From purge valve to EVAP canister - Genuine Volkswagen Audi - Volkswagen

From purge valve to EVAP canister

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
307382
Mfg#:
1J0133366BG
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.

$149.99

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

$131.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#467785 - N10255501 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 17.5x7x.6mm - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 17.5x7x.6mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467785
Mfg#:
N10255501
In Stock
$2.99 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.

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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