BMW Exhaust Parts, Mufflers & Catalytic Converters for BMW 3 Series E90 (2006-2011)

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Performance exhaust options from the best BMW aftermarket producers and the most reliable replacement maintenance parts are all at Turner Motorsport. Over time, factory exhaust on the cleanest examples of BMW heritage shows their age. Our factory replacement exhausts are just what you need to keep your favorite car in showroom condition or finish off your restoration. If you are looking for a bump in sound and power, you can also find our performance options like Headers, Downpipes, and Mufflers from Corsa, DINAN, and others on this page.

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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 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
$ 335.99 USD
Free Shipping on orders $49 and up
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$ 335.99 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.
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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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
Ships in 1 Business Day
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.
Exhaust Cooler Replacement Kit
Exhaust Cooler Replacement Kit
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:56616375
Part#: 11718576450KT2
Ships in 3 Business Days
New Item
$ 1,262.64 USD
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$ 1,262.64 USD
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We’ve put together this comprehensive repair kit to tackle these common trouble spots in one shot. Featuring Genuine BMW components alongside replacement parts from Bremman, this kit ensures your vacuum system holds tight boost and your exhaust cooling stays within spec.
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Turner Motorsport Double Wall Slash Cut Exhaust Tips - 2.75 Inlet - 3.5 OD - Stepped Left And Stepped Right- Titanium Black Chrome
Turner Motorsport Double Wall Slash Cut Exhaust Tips - 2.75 Inlet - 3...
10X Entries Into Our F80 M3 Sweepstakes
Packaged by Turner - Corporate Logo
T#:55857771
Part#: 026732TMS03KTKT2
Ships on Oct 29, 2026
New Item
$ 279.99 USD
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$ 279.99 USD
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