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Volkswagen MK4 Engine Emission Parts

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Vacuum Reservoir

ES#2891325 - 7M0129808 - Vacuum Reservoir - Stores vacuum for future use - Vaico - Audi Volkswagen

Stores vacuum for future use affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2891325
Mfg#:
7M0129808
In Stock at Vendor
$78.99

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

$75.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Accumulator

ES#2885559 - 38129807 - Pressure Accumulator - Vaico - Audi Volkswagen

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

Brand:
Vaico - Corporate Logo
ES#:
2885559
Mfg#:
38129807
In Stock at Vendor
$61.99

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

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Assembly

ES#4872336 - 038131501BH - EGR Valve Assembly - Includes sealing gasket - Vemo - Volkswagen

Includes sealing gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with BEW engine code only

Brand:
Vemo - Corporate Logo
ES#:
4872336
Mfg#:
038131501BH
In Stock at Vendor
$614.99

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

$597.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose - To valve cover

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

Brand:
Burgaflex - Corporate Logo
ES#:
4349478
Mfg#:
037103493AE
Ships in 8 Business Days
$3.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Breather hose

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

Brand:
Burgaflex - Corporate Logo
ES#:
4349480
Mfg#:
06A103213F
Ships in 8 Business Days
$8.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Hose - From PCV Valve to Oil Filter Housing

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

Brand:
Rein - Corporate Logo
ES#:
2802772
Mfg#:
038103493P
Ships in 3 Business Days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Tank

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

Brand:
Vaico - Corporate Logo
ES#:
4714971
Mfg#:
038129807
In Stock at Vendor
$61.99

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

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Emissions Suction Pump

Located near the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles from the 2004 model year with AWP engine code only

Brand:
Vaico - Corporate Logo
ES#:
4714669
Mfg#:
06A133751AK
In Stock at Vendor
$279.99

This product was last offered at the strikethrough price on
01-10-2026

$210.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2635543 - 1K0998262D - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Walker - Audi Volkswagen

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

Brand:
Walker - Corporate Logo
ES#:
2635543
Mfg#:
1K0998262D
Ships in 1-2 days
$167.99

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

$162.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#2580884 - 1K0998262M - Oxygen Sensor - Keep your engine running efficiently, with a new O2 sensor - Walker - Audi Volkswagen

Keep your engine running efficiently, with a new O2 sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Walker - Corporate Logo
ES#:
2580884
Mfg#:
1K0998262M
Ships in 1-2 days
$121.99

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

$117.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Genuine Emissions Service Kit

ES#2581786 - MKIVEMISAWWKT - Genuine Emissions Service Kit - A complete replacement kit of all needed genuine PCV parts. - Genuine Volkswagen Audi - Volkswagen

A complete replacement kit of all needed genuine PCV parts. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with AWW engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2581786
Mfg#:
MKIVEMISAWWKT
Ships in 3 Business Days
$844.99

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

$794.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection System Service Kit

ES#2804856 - 06A959253EKT - Secondary Air Injection System Service Kit - Restore air injection operation and replace aging components - Assembled By ECS - Volkswagen

Restore air injection operation and replace aging components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with AEG engine code with VIN from 1J-Y-000 001 only, split is in the 2000 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2804856
Mfg#:
06A959253EKT
Ships in 10 Business Days
ON SALE!
$615.99

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

$607.80 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

EGR Valve Gasket

Recommended to be replaced when the EGR valve is removed. 44x2.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with BEW engine code only

Brand:
Wahler - Corporate Logo
ES#:
3149731
Mfg#:
N900627
Ships on Jun 30, 2026
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Regulating Flap Gasket

Comes with new unit, but is available separately affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with BEW engine code only

Brand:
Wahler - Corporate Logo
ES#:
3149732
Mfg#:
N90978701
Ships on Jun 30, 2026
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Brake Vacuum Pipe With Check Valve

ES#3154051 - 1J0612041AB - Brake Vacuum Pipe With Check Valve - Hard vacuum pipe that goes to brake booster, comes with check valve - Bremmen Parts - Volkswagen

Hard vacuum pipe that goes to brake booster, comes with check valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
3154051
Mfg#:
1J0612041AB
Ships on Jul 6, 2026
Auto Notify
ON SALE!
$33.99

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

$31.97 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

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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