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BMW Engine Emission Parts

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ECS Tuning Baffled Oil Catch Can - 8oz

ES#4369812 - 003779ECS05-02 - ECS Tuning Baffled Oil Catch Can - 8oz - Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! - ECS - Audi BMW Volkswagen MINI

Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with custom plumbing and ECS universal mounting bracket kit

Brand:
ECS - Corporate Logo
ES#:
4369812
Mfg#:
003779ECS05-02
In Stock
ON SALE!
$233.99

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

$222.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54 PCV Valve Upgraded

ES#4428272 - 090745ECS09 - N54 PCV Valve Upgraded - Improve your N54's PCV system reliability! - ECS - BMW

Improve your N54's PCV system reliability! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4428272
Mfg#:
090745ECS09
Back Ordered
Auto Notify
ON SALE! SAVE 35%
$102.99

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

$66.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crank Case Vent Hose Kit

ES#4056503 - 11157843151KT - Crank Case Vent Hose Kit - Includes new hoses and hardware - Assembled By ECS - BMW

Includes new hoses 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#:
4056503
Mfg#:
11157843151KT
Back Ordered
Auto Notify
$146.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 1

ES#4349927 - 11617501566S1 - Oil Separator Kit - Level 1 - The most commonly replaced components in your breather system - Bremmen Parts - BMW

The most commonly replaced components in your breather system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4349927
Mfg#:
11617501566S1
In Stock
ON SALE! SAVE 15%
$95.99

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

$81.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning N54 Baffled Oil Catch Can System

ES#3194544 - 003779ECS - ECS Tuning N54 Baffled Oil Catch Can System - Utilizing the high pressure PCV circuit for maximum results reducing the need for walnut blasting - ECS - BMW

Utilizing the high pressure PCV circuit for maximum results reducing the need for walnut blasting affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Highly effective can with precise fitment and featuring AN fitting-equipped lines for a leak free install

Brand:
ECS - Corporate Logo
ES#:
3194544
Mfg#:
003779ECS
In Stock
ON SALE!
Starting at $226.77 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55 Oil Catch Can - E9X

ES#3674652 - OCCN55 - N55 Oil Catch Can - E9X - Perfect for high boost applications. - Burger Motorsports - BMW

Perfect for high boost applications. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3674652
Mfg#:
OCCN55
In Stock
$199.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

7/8"(22mm) Flexible Oxygen Sensor Wrench

ES#240942 - FO-78 - 7/8"(22mm) Flexible Oxygen Sensor Wrench - The proper tool to remove difficult-to-reach oxygen sensors - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

The proper tool to remove difficult-to-reach oxygen sensors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
240942
Mfg#:
FO-78
Ships on Jun 23, 2026
Auto Notify
ON SALE! SAVE 30%
$48.99

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

$34.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Large Aluminum Oil Catch Can

ES#2765062 - MM0CCLA - Universal Large Aluminum Oil Catch Can - Includes Mounting Brackets & Hardware - Mishimoto - Audi BMW Volkswagen MINI

Includes Mounting Brackets & Hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2765062
Mfg#:
MM0CCLA
In Stock
$127.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AdBlue/Diesel Emissions Fluid - 1/2 Gallon

ES#258160 - 83190441139 - AdBlue/Diesel Emissions Fluid - 1/2 Gallon - Used in the diesel urea tanks - Genuine BMW - BMW Volkswagen

Used in the diesel urea tanks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
258160
Mfg#:
83190441139
In Stock
$26.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Bank 2 Pre-Cat

ES#3031908 - 11787558073 - Oxygen Sensor - Bank 2 Pre-Cat - Located in the front position of the exhaust manifold - Bosch - BMW

Located in the front position of the exhaust manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3031908
Mfg#:
11787558073
In Stock
$250.99

This product was last offered at the strikethrough price on
04-22-2026

$170.65 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Bank 1 Post-Cat

ES#2580858 - 11787545074 - Rear Oxygen Sensor - Bank 1 Post-Cat - Fuel control and emissions control sensor - Bosch - BMW

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

Brand:
Bosch - Corporate Logo
ES#:
2580858
Mfg#:
11787545074
In Stock
$228.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VTT Complete N54 Coolant Hose Kit - Blue

ES#4475785 - VTT-N54-COOLANTB - VTT Complete N54 Coolant Hose Kit - Blue - Coolant hose that last longer than OEM! - Vargas Turbo Technologies - BMW

Coolant hose that last longer than OEM! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4475785
Mfg#:
VTT-N54-COOLANTB
In Stock
$464.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#3411431 - 11781427884 - Oxygen Sensor - Priced Each - Replace your faulty O2 sensor to eliminate CEL's and Fault Codes - Walker - BMW

Replace your faulty O2 sensor to eliminate CEL's and Fault Codes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Walker - Corporate Logo
ES#:
3411431
Mfg#:
11781427884
In Stock at Vendor
$167.99

This product was last offered at the strikethrough price on
04-11-2026

$142.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B58 Valve Cover

ES#4781509 - 11127645173 - B58 Valve Cover - Includes gasket, hardware, and integrated PCV valve - URO - BMW

Includes gasket, hardware, and integrated PCV valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4781509
Mfg#:
11127645173
In Stock
$309.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55 Upgraded Crank Case Vent Hose

ES#4905521 - 018481LA02 - N55 Upgraded Crank Case Vent Hose - Your last ccv hose! Upgraded silicone crank case hose with new OE crank case and valve cover fittings and new o-rings. - ECS - BMW

Your last ccv hose! Upgraded silicone crank case hose with new OE crank case and valve cover fittings and new o-rings. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4905521
Mfg#:
018481LA02
Ships on Jun 23, 2026
Auto Notify
ON SALE! SAVE 40%
$82.99

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

$49.43 USD
Free Shipping

Rear Oxygen Sensor - Bank 2 Post-Cat

ES#2580859 - 11787545075 - Rear Oxygen Sensor - Bank 2 Post-Cat - Fuel control and emissions control sensor - Bosch - BMW

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

Brand:
Bosch - Corporate Logo
ES#:
2580859
Mfg#:
11787545075
In Stock
$137.99

This product was last offered at the strikethrough price on
04-25-2026

$137.64 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 BMW Engine Emission Parts

Let us help you find the parts that fit your BMW

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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