Emissions System for BMW 3 Series E91 (2006-2012)

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Is your BMW throwing emissions related codes? While we're primarily a BMW performance parts house, we understand the importance of maintaining your emissions system to pass inspection in your area and keep your check engine light off. Pick up your emissions related parts from Turner Motorsport.

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Rear Oxygen Sensor Set - N52, N54
Rear Oxygen Sensor Set - N52, N54
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:55353594
Part#: 11787545074/5KT2
In Stock
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$ 366.99 USD
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$ 366.99 USD
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Sluggish oxygen sensors do a lot more than just light up your dashboard with an annoying Check Engine Light—they directly choke your BMW’s performance.
Bosch Oxygen Sensors - Bank 1 And 2 Pre-Cat - N52
Bosch Oxygen Sensors - Bank 1 And 2 Pre-Cat - N52
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:56110313
Part#: 11787558055KT
In Stock
New Item
$ 307.99

This product was last offered at the strikethrough price on
08-13-2026

$ 304.99 USD
Free Shipping on orders $49 and up
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$ 304.99 USD
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Your engine's air fuel ratio needs to be dead on. Worn out factory pre-cat oxygen sensors delay vital data to the DME, leading to sub optimal fueling, lost horsepower, and dangerous hesitation under load.
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Engine Breather Hose
Engine Breather Hose
Burgaflex - Corporate Logo
T#:57725177
Part#: 11157522931
In Stock
New Item
$ 52.99 USD
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$ 52.99 USD
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Maintain peak engine health and keep your crankcase ventilation system operating seamlessly with this high-grade engine breather hose from Burgaflex.
Oil Separator Vent Hose
Oil Separator Vent Hose
Burgaflex - Corporate Logo
T#:57725199
Part#: 11617522933
Ships in 9 Business Days
New Item
$ 20.99 USD
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$ 20.99 USD
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The Burgaflex Oil Separator Vent Hose is built to high engineering standards to withstand the harsh thermal environments of a hard-driven engine bay.
Oxygen Sensor
Oxygen Sensor
For vehicles with Low Compression Engine
5X Entries Into Our F80 M3 Sweepstakes
Meyle - Corporate Logo
T#:55353609
Part#: 11787558054
Ships on Oct 21, 2026
New Item
$ 134.99 USD
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$ 134.99 USD
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This Meyle pre-catalytic broadband oxygen sensor is a direct replacement for your tired, slow-responding factory sensor.
Oil Separator Vent Hose
Oil Separator Vent Hose
10X Entries Into Our F80 M3 Sweepstakes
Bremmen Parts - Corporate Logo
T#:53326231
Part#: 11617522933
In Stock
New Item
Sale - Save 15% $ 23.99

This product was last offered at the strikethrough price on
09-16-2026

$ 20.39 USD
Free Shipping on orders $49 and up
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Sale - Save 15%
$ 23.99

This product was last offered at the strikethrough price on
09-16-2026

$ 20.39 USD
Free Shipping on orders $49 and up
Add to Wish List
Rear Oxygen Sensor - Bank 1 Post-Cat
Rear Oxygen Sensor - Bank 1 Post-Cat
10X Entries Into Our F80 M3 Sweepstakes
Bremmen Parts - Corporate Logo
T#:57340375
Part#: 11787545074
Ships on Dec 29, 2026
New Item
$ 79.99 USD
Free Shipping on orders $49 and up
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$ 79.99 USD
Free Shipping on orders $49 and up
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E9X M3 Oxygen Sensor - Priced Each
E9X M3 Oxygen Sensor - Priced Each
10X Entries Into Our F80 M3 Sweepstakes
Bremmen Parts - Corporate Logo
T#:57267803
Part#: 11787537984
Ships on Dec 29, 2026
New Item
$ 79.99 USD
Add to Wish List
$ 79.99 USD
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Front Oxygen Sensor - Bank 1 Pre-Cat
Front Oxygen Sensor - Bank 1 Pre-Cat
10X Entries Into Our F80 M3 Sweepstakes
Bremmen Parts - Corporate Logo
T#:54780515
Part#: 11787558055
Special Order: No Guaranteed ETA
New Item
$ 99.99 USD
Free Shipping on orders $49 and up
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$ 99.99 USD
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