Bosch BMW Oxygen Sensor - O2 Sensors for BMW Z4 M Roadster S54 (2003-2008)

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Every new BMW, and all BMW cars made from 1980 on, have an oxygen sensor, often called an "O2 sensor". The oxygen sensor is part of your BMW's emissions control system and feeds data to BMW engine management computer. The oxygen sensor is positioned in the exhaust pipe and can detect rich and lean mixtures. The goal of the oxygen sensor is to help the engine run as efficiently as possible and also to produce as few emissions as possible. When your BMW oxygen sensor fails, the computer can no longer sense the air/fuel ratio, so it ends up guessing -- resulting in poor performance, poor gas mileage, and increased pollution. Make sure your BMW engine performs as it should, and doesn't use more fuel than it needs to by simply changing your oxygen sensor today. We carry Bosch oxygen sensors, and in some cases Genuine BMW oxygen sensors or OEM oxygen sensors.
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OEM Bosch E46 M3 Z3M Z4M Oxygen Sensor - Cyl. 4-6 - after Catalytic C...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Bosch - Corporate Logo
T#:2675
Part#: 11781406622
In Stock at Vendor
$ 208.90

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

$ 186.98 USD
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$ 186.98 USD
Free Shipping
This oxygen sensor fits the following BMWs:
2001-2006 E46 3 Series M3 M3 Convertible
2001-2002 Z3 M Z3 M Roadster Z3 M Coupe with S54 engine
2006-2008 E85 E86 Z4 M Z4 M Roadster Z4 M Coupe
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OEM Bosch E46 M3 Z3M Z4M Oxygen Sensor - Cyl. 1-3 - After Catalytic C...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Bosch - Corporate Logo
T#:367424
Part#: 15138
In Stock
$ 145.27

This product was last offered at the strikethrough price on
05-21-2026

$ 130.99 USD
Limited Qty Sale
Free Shipping
$ 145.27

This product was last offered at the strikethrough price on
05-21-2026

$ 130.99 USD
Limited Qty Sale
Free Shipping
This oxygen sensor fits the following BMWs:
2001-2006  E46 3 Series  M3 M3 Convertible
2001-2002  Z3 M  Z3 M Roadster Z3 M Coupe with S54 engine
2006-2008  E85 E86 Z4 M  Z4 M Roadster Z4 M Coupe
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OEM Bosch Oxygen Sensor -- BMW N62 S54
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Bosch - Corporate Logo
T#:14665
Part#: 11787540167
In Stock at Vendor
$ 206.82 USD
Free Shipping
$ 206.82 USD
Free Shipping

Bad oxygen sensors can cause check engine lights and poor fuel mileage. Replace your faulty sensor with this high quality Bosch sensor to turn off your check engine light and restore fuel mileage.

This is the pre-cat oxygen sensor for either bank 1 - cylinders 1-3 OR bank 2 - cylinders 4-6 for BMW Z4M Bosch # 15168. There is one sensor per bank. Sold individually. OEM replacement for BMW part # 11787540167.

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products.

As a leading source of high performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts.  All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!


This item fits the following BMWs:
2006-2008 E85 BMW Z4 M Roadster M Coupe

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