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BMW Engine Emission Parts

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Crank Case Vent Valve Kit

ES#2731652 - 11617501563KT - Crank Case Vent Valve Kit - Includes new mounting bolts and gasket - Assembled By ECS - BMW

Includes new mounting bolts and gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Common signs of failure include smoking on startup, rough idle, and sometimes a "Jetsons" noise from unde

Brand:
Assembled By ECS - Corporate Logo
ES#:
2731652
Mfg#:
11617501563KT
Ships in 3 Business Days
ON SALE! SAVE 23%
$79.99

This product was last offered at the strikethrough price on
01-03-2026

$61.63 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose Kit

ES#2785230 - 11617504535K - Crankcase Ventilation Hose Kit - Hose kit to perform a CCV refresh - Rein - BMW

Hose kit to perform a CCV refresh affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 10/2003

Brand:
Rein - Corporate Logo
ES#:
2785230
Mfg#:
11617504535K
Ships in 2 Business Days
$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Rear Manifold

ES#3691641 - 11787545244 - Oxygen Sensor - Rear Manifold - Located in the rear position of the exhaust manifold - Bosch - BMW

Located in the rear 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#:
3691641
Mfg#:
11787545244
In Stock
Limited Qty Sale
$133.80

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

$126.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Suction Pump

ES#2718928 - 11617545382 - Suction Pump - A common source for vacuum leaks - URO - BMW

A common source for vacuum leaks 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#:
2718928
Mfg#:
11617545382
In Stock
$59.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2135795 - 11787595353 - Oxygen Sensor - Priced Each - Keep your BMW mileage up and running correctly - Genuine BMW - BMW MINI

Keep your BMW mileage up and running correctly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2135795
Mfg#:
11787595353
Ships in 3 Business Days
15% off MSRP

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

$406.99

This product was last offered at the strikethrough price on
06-04-2026

$346.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pump Kit - Level 1

ES#2622524 - 11727553056KT2 - Secondary Air Pump Kit - Level 1 - This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve. - Genuine BMW - BMW

This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 03/2003

Brand:
Genuine BMW - Corporate Logo
ES#:
2622524
Mfg#:
11727553056KT2
Ships in 3 Business Days
$1018.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55 Oil Catch Can - F Chassis

ES#4475190 - OCCN55-F3X - N55 Oil Catch Can - F Chassis - 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#:
4475190
Mfg#:
OCCN55-F3X
Back Ordered
$199.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Kit - Level 2

ES#2550208 - e46m54osw2kt - 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#:
2550208
Mfg#:
E46M54OSW2KT
Ships on Jul 6, 2026
Auto Notify
ON SALE! SAVE 19%
$174.49

This product was last offered at the strikethrough price on
01-03-2026

$141.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Breather Hose with Sucking Jet Pump

ES#2159228 - 13907595191 - Fuel Tank Breather Hose with Sucking Jet Pump - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
2159228
Mfg#:
13907595191
Ships in 3 Business Days
5% off MSRP

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

$81.00

This product was last offered at the strikethrough price on
06-04-2026

$76.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Control Valve

ES#4069996 - 11611312737 - Vacuum Control Valve - Common source of emission related issues - Pierburg - BMW

Common source of emission related issues affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pierburg - Corporate Logo
ES#:
4069996
Mfg#:
11611312737
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Pre Cat

ES#4135541 - 11787589476 - Oxygen Sensor - Pre Cat - Bosch - BMW

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#:
4135541
Mfg#:
11787589476
Ships in 1-2 days
$162.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Detection Pump - Priced Each

ES#37298 - 16137193479 - Leak Detection Pump - Priced Each - Located under the vehicle, near the transmission bellhousing or in the rear. Used to diagnose leaks in the evap system. - Genuine BMW - BMW MINI

Located under the vehicle, near the transmission bellhousing or in the rear. Used to diagnose leaks in the evap system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 09/2001

Brand:
Genuine BMW - Corporate Logo
ES#:
37298
Mfg#:
16137193479
Ships in 3 Business Days
7% off MSRP

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

$266.99

This product was last offered at the strikethrough price on
06-04-2026

$248.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Backpressure Sensor - Priced Each

ES#254356 - 13627808013 - Exhaust Backpressure Sensor - Priced Each - (Differential Pressure Sensor) - Genuine BMW - BMW

(Differential Pressure Sensor) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
254356
Mfg#:
13627808013
In Stock
10% off MSRP

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

$122.99

This product was last offered at the strikethrough price on
06-04-2026

$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crank Case Vent Valve Kit

ES#2731653 - 11617501563kt1 - Crank Case Vent Valve Kit - Includes new mounting bolts and gasket - Genuine BMW - BMW

Includes new mounting bolts and gasket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Common signs of failure include smoking on startup, rough idle, and sometimes a "Jetsons" noise from underhood at idle.

Brand:
Genuine BMW - Corporate Logo
ES#:
2731653
Mfg#:
11617501563KT1
Ships in 3 Business Days
$144.99

This product was last offered at the strikethrough price on
03-04-2026

$137.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Angle Connector With Heating Element

ES#3603434 - 11618638014 - Angle Connector With Heating Element - Connects PCV line to intake manifold - MTC - BMW

Connects PCV line to intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MTC - Corporate Logo
ES#:
3603434
Mfg#:
11618638014
Ships in 4 Business Days
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARM S55 Oil Catch Can - F8X

ES#4852267 - S55OCC - ARM S55 Oil Catch Can - F8X - Protect your S55's PCV system with this oil catch can! - ARM Motorsports - BMW

Protect your S55's PCV system with this oil catch can! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ARM Motorsports - Corporate Logo
ES#:
4852267
Mfg#:
S55OCC
Ships in 9 Business Days
$189.00 USD
Free Shipping

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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