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Volkswagen Passat Engine Emission Parts

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

Brand:
URO - Corporate Logo
ES#:
4669266
Mfg#:
03L907807AF
In Stock
$339.99 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" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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 4 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

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
9% 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
02-26-2026

$469.99 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! 2X Entries For Our 25th Anniversary Sweepstakes! 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

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 Oct 20, 2026
Auto Notify
ON SALE! SAVE 15%
$183.99

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

$155.83 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Solenoid Valve - Priced Each

ES#4643076 - 037906283C - Solenoid Valve - Priced Each - Common cure for DTC P0441 - URO - Audi Volkswagen

Common cure for DTC P0441 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with TSI engines only. Intake flap control solenoid.

Brand:
URO - Corporate Logo
ES#:
4643076
Mfg#:
037906283C
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

DEF Funnel - Straight Tube

ES#4040581 - 029611SCH01A - DEF Funnel - Straight Tube - Use funnel to properly add AdBlue to your car with out spilling. Angled funnel also available: ES4040586 - Schwaben - BMW Volkswagen
ECS Tuning recommends this product.

Use funnel to properly add AdBlue to your car with out spilling. Angled funnel also available: ES4040586 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
4040581
Mfg#:
029611SCH01A
In Stock
ON SALE! SAVE 15%
$39.99

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

$33.99 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

Secondary Air Pressure Sensor - Priced Each

ES#4730389 - 06E906052 - Secondary Air Pressure Sensor - Priced Each - Monitors airflow of the secondary air injection valve - Hamburg Tech - Audi Volkswagen

Monitors airflow of the secondary air injection valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with CBFA engine code only

Brand:
Hamburg Tech - Corporate Logo
ES#:
4730389
Mfg#:
06E906052
In Stock
$36.95 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CBFA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315511
Mfg#:
1K0131128D
In Stock
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
06-03-2026

$84.57 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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

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

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673912
Mfg#:
B8800067
Ships on Aug 10, 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

Secondary Air Injection Pump

ES#1844013 - 078906601M - Secondary Air Injection Pump - Keep your engine running efficiently - Pierburg - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with ATW or AUG engine code with VIN up to 3B-YE250 000 or VIN 3B-YP210 000 only, splits are in the 2000 model year.

Brand:
Pierburg - Corporate Logo
ES#:
1844013
Mfg#:
078906601M
In Stock at Vendor
$713.99

This product was last offered at the strikethrough price on
02-21-2026

$484.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/PCV Emissions Service Kit

ES#2586624 - 06H103495AKT - Oil Separator/PCV Emissions Service Kit - Everything you need to replace a faulty PCV or to perform some preventative maintenance - Genuine Volkswagen Audi - 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
For vehicles with TSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2586624
Mfg#:
06H103495AKT
In Stock at Vendor
$632.84

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

$622.40 USD
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
06-03-2026

$148.36 USD
Free Shipping

Vacuum Pump Service Kit

ES#2973137 - 07k145100h1KT - Vacuum Pump Service Kit - Featuring OE pump, Includes gasket, and hardware - Assembled By ECS - Volkswagen

Featuring OE pump, Includes gasket, and hardware 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#:
2973137
Mfg#:
07K145100H1KT
Ships in 1-2 days
ON SALE! SAVE 13%
$402.50

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

$348.87 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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