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Emissions System

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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Oil Separator kit - N63
Oil Separator kit - N63
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:56291074
Part#: 11158636540KT2
In Stock
New Item
$ 429.67 USD
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$ 429.67 USD
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If your BMW is burning oil, showing unmetered air faults, or suffering from degraded throttle response, a compromised breather system is usually the culprit. The N63 Crankcase Breather Package pairs Genuine BMW oil separators with OE tier Rein connecting pipes. Designed to restore factory level oil separation and sealed vacuum integrity across both cylinder banks
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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
New Item
$ 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 Sensor Set - Pre and Post Catalytic Converter - N55
Bosch Oxygen Sensor Set - Pre and Post Catalytic Converter - N55 ...
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:55857772
Part#: 11787589475KT2
In Stock
New Item
$ 342.99 USD
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$ 342.99 USD
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Extreme exhaust heat and carbon buildup degrade your factory oxygen sensors over time, sending lazy data to your DME and robbing you of performance.
Front Oxygen Sensor Set - E9x, E82, E88, Z4
Front Oxygen Sensor Set - E9x, E82, E88, Z4
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:55317713
Part#: BFR1/2O2SKT2
In Stock
New Item
$ 400.99

This product was last offered at the strikethrough price on
07-14-2026

$ 335.99 USD
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$ 335.99 USD
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Over time, that degradation robs your BMW of its crisp throttle response, tanks your fuel economy, and leaves you staring at a failed emissions ticket
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
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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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Crankcase Ventilation Refresh Kit
Crankcase Ventilation Refresh Kit
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:57543744
Part#: 11158647962KT2
In Stock
New Item
$ 265.99

This product was last offered at the strikethrough price on
09-29-2026

$ 264.99 USD
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$ 264.99 USD
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Maintain optimal engine vacuum and prevent oil blow-by failures under hard driving with this complete Crankcase Ventilation Refresh Kit. Aged oil separator valves and heat stressed plastic hoses fail unexpectedly, leading to oil ingestion, loss of power, and damaged rear main or valve cover gaskets from excessive crankcase pressure buildup. Designed as a direct fit refresh, this kit ensures crisp throttle response, proper engine breathing, and total peace of mind on the street or track.
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NOx Sensor - SCR-Type Catalytic Converter
NOx Sensor - SCR-Type Catalytic Converter
Febi - Corporate Logo
T#:56616356
Part#: 13627812528
Special Order: No Guaranteed ETA
New Item
$ 268.99 USD
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$ 268.99 USD
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Keep your BMW’s emissions control working with the precise calibration it demands with this Febi Bilstein NOx Sensor.
Oxygen Sensor
Oxygen Sensor
Febi - Corporate Logo
T#:56254780
Part#: 11787836451
Special Order: No Guaranteed ETA
New Item
$ 63.99 USD
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$ 63.99 USD
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This Febi Bilstein oxygen sensor is designed as a direct OEM-spec replacement to keep your engine management system operating with pin-point accuracy.
Exhaust Gas Cooler
Exhaust Gas Cooler
Febi - Corporate Logo
T#:56471635
Part#: 11718517724
Special Order: No Guaranteed ETA
New Item
$ 496.99 USD
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$ 496.99 USD
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Keep your BMW’s engine running clean and operating within strict thermal tolerances with this replacement EGR cooler from Febi Bilstein.
Oxygen Sensor
Oxygen Sensor
Febi - Corporate Logo
T#:56254844
Part#: 11787512973
Special Order: No Guaranteed ETA
New Item
$ 62.99 USD
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$ 62.99 USD
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Maintain peak engine performance and precise air/fuel ratio telemetry with the Febi Bilstein Heated Oxygen Sensor.
Fuel Tank Vent Valve
Fuel Tank Vent Valve
Febi - Corporate Logo
T#:56543996
Part#: 13907621174
Special Order: No Guaranteed ETA
New Item
$ 43.99 USD
Free Shipping on orders $49 and up
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$ 43.99 USD
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Keep your BMW or MINI running at peak efficiency with this Febi Bilstein Fuel Tank Vent Valve.
Oxygen Sensor
Oxygen Sensor
Febi - Corporate Logo
T#:56254778
Part#: 11781743994
Special Order: No Guaranteed ETA
New Item
$ 62.99 USD
Free Shipping on orders $49 and up
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$ 62.99 USD
Free Shipping on orders $49 and up
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This Febi Bilstein Oxygen Sensor provides a high-quality OEM replacement option built to precise vehicle specifications.
Upstream NOx Sensor
Upstream NOx Sensor
Febi - Corporate Logo
T#:56254774
Part#: 13628589846
Special Order: No Guaranteed ETA
New Item
$ 312.99 USD
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$ 312.99 USD
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Maintain peak performance and emissions compliance on your BMW with this replacement upstream NOx sensor by Febi Bilstein.
Exhaust Pressure Sensor
Exhaust Pressure Sensor
Febi - Corporate Logo
T#:56580196
Part#: 13627808013
Special Order: No Guaranteed ETA
New Item
$ 26.99 USD
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$ 26.99 USD
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This Febi Bilstein sensor provides robust thermal stability and signal consistency required for daily driving and high-load demands alike.

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