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BMW M3 Engine Emission Parts

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Oxygen Sensor - Priced Each

ES#5376161 - 11781427884 - Oxygen Sensor - Priced Each - 990mm - cure your poor gas mileage by replacing your worn oxygen sensors - Pierburg - BMW

990mm - cure your poor gas mileage by replacing your worn oxygen sensors

Brand:
Pierburg - Corporate Logo
ES#:
5376161
Mfg#:
11781427884
In Stock
$221.52

This product was last offered at the strikethrough price on
05-01-2026

$197.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#4135539 - 11787848486 - Oxygen Sensor - Priced Each - Bosch - BMW

We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4135539
Mfg#:
11787848486
In Stock
$203.99

This product was last offered at the strikethrough price on
07-06-2026

$177.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#5396193 - 16117222391 - Gas Cap - Complete with sealing gasket and tether. - Bremmen Parts - BMW MINI
ECS Tuning recommends this product.

Complete with sealing gasket and tether. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5396193
Mfg#:
16117222391
Ships on Feb 17, 2027
ON SALE! SAVE 10%
$20.99

This product was last offered at the strikethrough price on
10-08-2026

$18.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

F8X Baffled Oil Catch Can - Black

ES#4069979 - MMBCC-F80-15CBE - F8X Baffled Oil Catch Can - Black - Direct fit for the 20152020 F8X BMW M3 and M4 - Mishimoto - BMW

Direct fit for the 2015–2020 F8X BMW M3 and M4

Brand:
Mishimoto - Corporate Logo
ES#:
4069979
Mfg#:
MMBCC-F80-15CBE
In Stock
$306.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

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

Restore MPG, clear trouble codes We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
258921
Mfg#:
11781735499
In Stock
$111.99

This product was last offered at the strikethrough price on
09-30-2026

$82.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Manifold Oxygen Sensor - Front Position/Pre-Cat

ES#11024 - 13952 - Rear Manifold Oxygen Sensor - Front Position/Pre-Cat - Also BMW # 11781405324. Located in the front position of the exhaust manifold for cylinders 4-6 on the S54 engine - Bosch - BMW

Also BMW # 11781405324. Located in the front position of the exhaust manifold for cylinders 4-6 on the S54 engine We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
11024
Mfg#:
13952
In Stock
$117.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Breather Valve

ES#35630 - 13907831770 - Fuel Tank Breather Valve - Fix that rough idle - Genuine BMW - BMW

Fix that rough idle

Brand:
Genuine BMW - Corporate Logo
ES#:
35630
Mfg#:
13907831770
In Stock
1% 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
10-23-2026

$102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E9X M3 Oxygen Sensor - Black

ES#2226210 - 11787539125 - E9X M3 Oxygen Sensor - Black - Located on the catalytic converters - Bosch - BMW
ECS Tuning recommends this product.

Located on the catalytic converters We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2226210
Mfg#:
11787539125
In Stock
$155.99

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

$111.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 4-Wire Oxygen Sensor - Priced Each

ES#2532224 - 15733 - Universal 4-Wire Oxygen Sensor - Priced Each - Four wire universal OBD-II Oxygen sensor - Bosch - Audi BMW Volkswagen

Four wire universal OBD-II Oxygen sensor We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2532224
Mfg#:
15733
In Stock
Limited Qty Sale
$74.99

This product was last offered at the strikethrough price on
10-23-2026

$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Filler Cap - Priced Each

ES#4135481 - 16117470341 - Filler Cap - Priced Each - Direct replacement from BMW! - Genuine BMW - BMW MINI

Direct replacement from BMW!

Brand:
Genuine BMW - Corporate Logo
ES#:
4135481
Mfg#:
16117470341
In Stock
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SUCTION PUMP

ES#2744565 - 11417846385 - SUCTION PUMP - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2744565
Mfg#:
11417846385
Ships in 1-2 days
9% off MSRP

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

$1057.99

This product was last offered at the strikethrough price on
10-23-2026

$967.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Hose

ES#2100534 - 11657588771 - Vacuum Hose - Runs from the valve cover to the vacuum pump - Genuine BMW - BMW

Runs from the valve cover to the vacuum pump

Brand:
Genuine BMW - Corporate Logo
ES#:
2100534
Mfg#:
11657588771
In Stock
4% off MSRP

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

$51.99

This product was last offered at the strikethrough price on
10-23-2026

$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Manifold Oxygen Sensor - Front Position/Pre-Cat

ES#3031886 - 11781743994 - Front Manifold Oxygen Sensor - Front Position/Pre-Cat - Located in the front position of the exhaust manifold for cylinders 1-3 on the S54 engine - Bosch - BMW

Located in the front position of the exhaust manifold for cylinders 1-3 on the S54 engine We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3031886
Mfg#:
11781743994
In Stock
$199.99

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

$145.37 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Pressure Regulator Valve - Priced Each

ES#2665069 - 11157848155 - Crankcase Pressure Regulator Valve - Priced Each - Commonly referred to as the "oil separator" - Genuine BMW - BMW

Commonly referred to as the "oil separator"

Brand:
Genuine BMW - Corporate Logo
ES#:
2665069
Mfg#:
11157848155
Ships in 1-2 days
2% off MSRP

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

$479.99

This product was last offered at the strikethrough price on
10-23-2026

$469.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Manifold Oxygen Sensor - Rear Position/Post-Cat

ES#11026 - 13951 - Rear Manifold Oxygen Sensor - Rear Position/Post-Cat - Also BMW # 11781406622. Located in the rear position of the exhaust manifold for cylinders 4-6 on the S54 engine - Bosch - BMW

Also BMW # 11781406622. Located in the rear position of the exhaust manifold for cylinders 4-6 on the S54 engine We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
11026
Mfg#:
13951
Ships in 3 Business Days
$208.90

This product was last offered at the strikethrough price on
05-19-2026

$157.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Tank Breather Valve

ES#35562 - 13901744150 - Fuel Tank Breather Valve - Breather valve for the fuel system - Genuine BMW - BMW

Breather valve for the fuel system

Brand:
Genuine BMW - Corporate Logo
ES#:
35562
Mfg#:
13901744150
Ships in 1-2 days
2% off MSRP

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

$196.99

This product was last offered at the strikethrough price on
10-23-2026

$192.99 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.

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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