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BMW Engine Emission Parts

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E46 M3 Vent Hose

ES#25951 - 11617839061 - E46 M3 Vent Hose - Connects the dipstick tube to the intake vent hose - Genuine BMW - BMW

Connects the dipstick tube to the intake vent hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25951
Mfg#:
11617839061
Back Ordered
3% off MSRP

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

$230.99

This product was last offered at the strikethrough price on
06-05-2026

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

Oil Separator Valve

ES#4899516 - 11151747066 - Oil Separator Valve - Connects to the vent tube which is attached to the PCV valve - Rein - BMW

Connects to the vent tube which is attached to the PCV valve 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#:
4899516
Mfg#:
11151747066
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve

ES#3149559 - 11717810871 - EGR Valve - Redirects exhaust gases from the exhaust system back to the intake to reduce NOx emissions - Wahler - BMW

Redirects exhaust gases from the exhaust system back to the intake to reduce NOx emissions affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wahler - Corporate Logo
ES#:
3149559
Mfg#:
11717810871
Ships on Jun 30, 2026
$222.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Pre Catalytic Converter

ES#2855205 - 11787521705 - Oxygen Sensor - Pre Catalytic Converter - Length: 620mm - Bosch - BMW

Length: 620mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For cylinders 7-12 only

Brand:
Bosch - Corporate Logo
ES#:
2855205
Mfg#:
11787521705
In Stock at Vendor
$222.76 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cable For Onboard Diagnosis

ES#36829 - 16126765749 - Cable For Onboard Diagnosis - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
36829
Mfg#:
16126765749
Ships in 2 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.

$118.99

This product was last offered at the strikethrough price on
06-05-2026

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

Angle Connector With Heating Element

ES#35227 - 13717560227 - Angle Connector With Heating Element - Connects PCV line to intake manifold - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
35227
Mfg#:
13717560227
Ships in 5 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.

$231.99

This product was last offered at the strikethrough price on
06-05-2026

$219.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E39 Return Pipe

ES#25164 - 11537830558 - E39 Return Pipe - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
25164
Mfg#:
11537830558
Special Order: No Guaranteed ETA
4% off MSRP

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

$224.99

This product was last offered at the strikethrough price on
06-05-2026

$215.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Leak Diagnosis Pump

ES#2702165 - 16136756440 - Leak Diagnosis Pump - Located under the vehicle, near the transmission bellhousing or in the rear. - Bosch - BMW

Located under the vehicle, near the transmission bellhousing or in the rear. 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 09/2001

Brand:
Bosch - Corporate Logo
ES#:
2702165
Mfg#:
16136756440
Back Ordered
$221.99

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

$215.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Vent Pipe - Cylinders 1-4

ES#1304955 - 11157589989 - Crankcase Vent Pipe - Cylinders 1-4 - Replace your damaged crank vent pipe - Genuine BMW - BMW

Replace your damaged crank vent pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
1304955
Mfg#:
11157589989
In Stock
Limited Qty Sale
$77.99

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

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Oil Separator Vent Tube

ES#3673407 - 11617533399 - Upper Oil Separator Vent Tube - Runs from the top of the oil separator up to intake manifold - Bremmen Parts - BMW

Runs from the top of the oil separator up to intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use in cold climates

Brand:
Bremmen Parts - Corporate Logo
ES#:
3673407
Mfg#:
11617533399
In Stock
ON SALE! SAVE 22%
$22.99

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

$17.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor

ES#4135473 - 11787603023 - Oxygen Sensor - 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#:
4135473
Mfg#:
11787603023
In Stock at Vendor
$219.99

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

$213.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Control Valve

ES#5388809 - 11747810831 - Vacuum Control Valve - Used in emissions and noise reduction systems - Bremmen Parts - BMW

Used in emissions and noise reduction systems affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5388809
Mfg#:
11747810831
In Stock
ON SALE! SAVE 21%
$26.99

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

$21.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator Vent Hose

ES#25824 - 11617559530OE - Oil Separator Vent Hose - Should be replaced with the oil separator - Genuine BMW - BMW

Should be replaced with the oil separator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 10/2005

Brand:
Genuine BMW - Corporate Logo
ES#:
25824
Mfg#:
11617559530OE
Ships in 3 Business Days
10% off MSRP

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

$77.99

This product was last offered at the strikethrough price on
06-05-2026

$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Oil Separator Vent Tube

ES#25779 - 11617533399 - Upper Oil Separator Vent Tube - Runs from the top of the oil separator up to intake manifold - Genuine BMW - BMW

Runs from the top of the oil separator up to intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use in cold climates

Brand:
Genuine BMW - Corporate Logo
ES#:
25779
Mfg#:
11617533399
In Stock
2% off MSRP

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

$42.99

This product was last offered at the strikethrough price on
06-05-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E90 M3 Secondary Air Injection Control Valve Gasket

ES#26880 - 11727838389 - E90 M3 Secondary Air Injection Control Valve Gasket - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
26880
Mfg#:
11727838389
Ships in 2 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.

$40.99

This product was last offered at the strikethrough price on
06-05-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Hose

ES#4818513 - 11157532649 - Crankcase Ventilation Hose - From oil separator to dipstick tube - Bremmen Parts - BMW

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

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818513
Mfg#:
11157532649
Ships on Jul 6, 2026
Auto Notify
ON SALE! SAVE 24%
$15.99

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

$12.23 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.

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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