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BMW M3 Engine Emission Parts

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ES#19558 - 11151703484 - Crankcase Pressure Regulator Valve - Commonly referred to as the "oil separator" - Genuine BMW - BMW

Commonly referred to as the "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
19558
Mfg#:
11151703484
In Stock
8% off MSRP

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

$103.99

This product was last offered at the strikethrough price on
02-03-2026

$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#25468 - 11611437560 - Vacuum Cap - Used in various locations under the hood - Genuine BMW - BMW

Used in various locations under the hood affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25468
Mfg#:
11611437560
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#77396 - 51131872146 - Clamp - Priced Each - Genuine BMW - BMW

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

Brand:
Genuine BMW - Corporate Logo
ES#:
77396
Mfg#:
51131872146
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4751557 - 11787848482 - Oxygen Sensor - Priced Each - Bosch - BMW

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:
Bosch - Corporate Logo
ES#:
4751557
Mfg#:
11787848482
In Stock at Vendor
$250.99

This product was last offered at the strikethrough price on
04-10-2026

$232.99 USD
Free Shipping
on orders $49 and up
ES#19659 - 11157834056 - Vent Hose - Part of the oil separator system - Genuine BMW - BMW

Part of the oil separator system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
19659
Mfg#:
11157834056
Ships in 1 day
4% 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
06-03-2026

$220.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4809696 - 38770 - Innovate LC-2 Wideband O2 Controller Kit - Includes Lambda cable & 8-foot sensor cable. - Innovate Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Includes Lambda cable & 8-foot sensor cable. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Innovate Motorsports - Corporate Logo
ES#:
4809696
Mfg#:
38770
In Stock
$212.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3183754 - 015515ecs01-01KT - ECS S54 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#:
3183754
Mfg#:
015515ECS01-01KT
In Stock
ON SALE! SAVE 12%
$479.99

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

$422.97 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#27149 - 11781427884 - Oxygen Sensor - 990mm - cure your poor gas mileage by replacing your worn oxygen sensors - Genuine BMW - BMW

990mm - cure your poor gas mileage by replacing your worn oxygen sensors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27149
Mfg#:
11781427884
Ships in 1 day
9% off MSRP

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

$445.99

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

$405.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#27157 - 11781437943 -  Oxygen Sensor - Priced Each - Cure your poor gas mileage, rough idle, power loss and check engine light by replacing your worn oxygen sensors - Genuine BMW - BMW

Cure your poor gas mileage, rough idle, power loss and check engine light by replacing your worn oxygen sensors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27157
Mfg#:
11781437943
Ships in 1 day
9% off MSRP

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

$445.99

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

$405.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2158242 - 11151703775 - Oil Separator Hose - Runs from the valve cover to PCV valve - URO - BMW

Runs from the valve cover to PCV valve 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#:
2158242
Mfg#:
11151703775
Ships in 1 Business Day
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2602551 - 11157840446KT3 - Emissions Service Kit - Everything you need to service your PCV system - Genuine BMW - BMW

Everything you need to service your PCV system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission only and production date up to 09/2004

Brand:
Genuine BMW - Corporate Logo
ES#:
2602551
Mfg#:
11157840446KT3
In Stock
$392.99

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

$391.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#27143 - 11781405324 - Rear Manifold Oxygen Sensor - Front Position/Pre-Cat - Located in the front position of the exhaust manifold for cylinders 4-6 on the S54 engine - Genuine BMW - BMW

Located in the front position of the exhaust manifold for cylinders 4-6 on the S54 engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27143
Mfg#:
11781405324
In Stock
9% off MSRP

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

$423.99

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

$386.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2602544 - 11157840446KT1 - Emissions Service Kit - Everything you need to service your PCV system - Genuine BMW - BMW

Everything you need to service your PCV system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission only and production date up to 09/2004

Brand:
Genuine BMW - Corporate Logo
ES#:
2602544
Mfg#:
11157840446KT1
In Stock
$387.99

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

$386.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#27144 - 11781406621 - Front Manifold Oxygen Sensor - Rear Position/Post-Cat - Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine - Genuine BMW - BMW

Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27144
Mfg#:
11781406621
In Stock
9% off MSRP

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

$423.99

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

$386.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#27145 - 11781406622 - Rear Manifold Oxygen Sensor - Rear Position/Post-Cat - Located in the rear position of the exhaust manifold for cylinders 4-6 on the S54 engine - Genuine BMW - BMW

Located in the rear position of the exhaust manifold for cylinders 4-6 on the S54 engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27145
Mfg#:
11781406622
Ships in 1 day
9% off MSRP

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

$423.99

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

$386.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#26986 - 11747797177 - Vacuum Hose - Used in a variety of vehicles. Measurements: 3.3x1.8 - Genuine BMW - BMW

Used in a variety of vehicles. Measurements: 3.3x1.8 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
26986
Mfg#:
11747797177
Ships in 1 day
3% off MSRP

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

$35.99

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

$34.99 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.

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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