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BMW Engine Emission Parts

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LEAK DIAGNOSIS MODULE

ES#2797527 - 16137333302 - LEAK DIAGNOSIS MODULE - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2797527
Mfg#:
16137333302
In Stock
7% off MSRP

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

$239.99

This product was last offered at the strikethrough price on
06-03-2026

$223.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AdBlue/Diesel Exhaust Fluid - 2.5Gal

ES#259147 - 83190440158 - AdBlue/Diesel Exhaust Fluid - 2.5Gal - 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#:
259147
Mfg#:
83190440158
In Stock
$35.99 USD
Free Shipping
on orders $49 and up

Oxygen Sensor - Priced Each

ES#258921 - 11781735499 - Oxygen Sensor - Priced Each - Restore MPG, clear trouble codes - Bosch - BMW

Restore MPG, clear trouble codes 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#:
258921
Mfg#:
11781735499
In Stock
$82.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CCV Hose

ES#4818518 - 11157637521 - CCV Hose - Notorious for failure on most BMWs. - Bremmen Parts - BMW

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

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818518
Mfg#:
11157637521
In Stock
ON SALE! SAVE 10%
$50.99

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

$45.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 2

ES#2603042 - E46M54OSW3KT - Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance 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#:
2603042
Mfg#:
E46M54OSW3KT
Ships on Jul 6, 2026
Auto Notify
ON SALE! SAVE 24%
$173.99

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

$132.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Baffled Oil Catch Can - 6oz

ES#4369811 - 003779ECS05-01 - ECS Tuning Baffled Oil Catch Can - 6oz - 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#:
4369811
Mfg#:
003779ECS05-01
In Stock
ON SALE! SAVE 46%
$233.99

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

$126.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Front

ES#2992470 - 11787589121 - Oxygen Sensor - Front - Fuel control and emissions sensor - Bosch - BMW

Fuel control and emissions 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#:
2992470
Mfg#:
11787589121
In Stock at Vendor
$197.99

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

$191.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Hose

ES#4316508 - 11157559528 - Crankcase Vent Hose - For PCV system - Bremmen Parts - BMW

For PCV 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#:
4316508
Mfg#:
11157559528
In Stock
ON SALE! SAVE 20%
$48.99

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

$39.16 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

-10AN ORB X 3/4" Hose Barb Fitting Assembly - Priced Each

ES#3187875 - 003779ECS10 - -10AN ORB X 3/4" Hose Barb Fitting Assembly - Priced Each - Universal fitting for ECS Tuning Catch can to use a 3/4" Hose - ECS - Audi BMW Volkswagen MINI

Universal fitting for ECS Tuning Catch can to use a 3/4" Hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3187875
Mfg#:
003779ECS10
In Stock
ON SALE! SAVE 35%
$38.99

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

$25.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2681738 - 16117222391 - Gas Cap - Original equipment gas cap - while supplies last! - Original Equipment Supplier - BMW MINI
ECS Tuning recommends this product.

Original equipment gas cap - while supplies last! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2681738
Mfg#:
16117222391
Ships in 8 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS N55 Baffled Oil Catch Can System

ES#3604152 - 003779ecs05aKT - ECS N55 Baffled Oil Catch Can System - Keep your intake tract clean and oil free, with our ECS Baffled Oil Catch Can System - ECS - BMW

Keep your intake tract clean and oil free, with our ECS Baffled Oil Catch Can System affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3604152
Mfg#:
003779ECS05AKT
In Stock
ON SALE! SAVE 10%
$380.06

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

$342.05 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Breather Valve

ES#2771022 - 13901433603 - Fuel Tank Breather Valve - Valve between charcoal canister and throttle body - Vemo - BMW
ECS Tuning recommends this product.

Valve between charcoal canister and throttle body affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2771022
Mfg#:
13901433603
In Stock at Vendor
$156.99

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

$152.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow-By Vent Hose

ES#4818515 - 11157553949 - Blow-By Vent Hose - For PCV system - Bremmen Parts - BMW

For PCV 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#:
4818515
Mfg#:
11157553949
In Stock
ON SALE! SAVE 20%
$43.99

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

$35.08 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil separator set

ES#2993800 - 11158636540 - Oil separator set - Includes valve cover gaskets - Genuine BMW - BMW

Includes valve cover gaskets affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2993800
Mfg#:
11158636540
In Stock
12% off MSRP

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

$282.76

This product was last offered at the strikethrough price on
06-03-2026

$250.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Upstream Catalytic Converter

ES#3559738 - 11787596908 - Oxygen Sensor - Upstream Catalytic Converter - 520mm, Front O2 sensor/Lambda probe - Bosch - BMW

520mm, Front O2 sensor/Lambda probe 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#:
3559738
Mfg#:
11787596908
In Stock at Vendor
$208.99

This product was last offered at the strikethrough price on
03-09-2026

$197.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E90 DEF/Urea Tank

ES#254425 - 16197204623 - E90 DEF/Urea Tank - Holds diesel exhaust fluid - Genuine BMW - BMW

Holds diesel exhaust fluid affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
254425
Mfg#:
16197204623
Ships in 6 Business Days
3% off MSRP

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

$2952.99

This product was last offered at the strikethrough price on
06-03-2026

$2868.99 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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