Emissions System for BMW X Series E70 (2007-2013)

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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
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T#:55353594
Part#: 11787545074/5KT2
Ships in 2 Business Days
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$ 366.99

This product was last offered at the strikethrough price on
08-31-2026

$ 296.99 USD
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$ 296.99 USD
Free Shipping on orders $49 and up
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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.
Oil Separator kit - N63
Oil Separator kit - N63
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:56291074
Part#: 11158636540KT2
Ships in 3 Business Days
New Item
$ 429.67 USD
Free Shipping on orders $49 and up
Add to Wish List
$ 429.67 USD
Free Shipping on orders $49 and up
Add to Wish List
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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