Whether your an expert BMW mobile electronics installer, BMW fanatic, or a novice BMW M enthusiast with an BMW, a BMW car stereo wiring diagram can save yourself a lot of time. Automotive wiring in BMW vehicles are becoming increasing more difficult to identify due to the installation of more advanced factory oem electronics.

One of the most time consuming tasks with installing an after market car stereo, car radio, satellite radio, xm radio, car speakers, tweeters, car subwoofer, crossovers, audio equalizer, car amplifier, mobile amp, car amplifier, mp3 player, ipod or any car audio electronics is identifying the correct color car audio wires for your BMW 128i, BMW 135i, BMW 323i, BMW 323ci, BMW 325i, BMW 325is, BMW 325xi, BMW 328i, BMW 328ci, BMW 328xi, BMW 330i, BMW 330xi, BMW 335i, BMW 335xi, BMW 525i, BMW 530i, BMW 535i, BMW 540i, BMW 550i, BMW 535i, BMW 535xi, BMW 550xi, BMW 650i, BMW 645i, BMW 740i, BMW 740il, BMW 750i, BMW 750il, BMW M1, BMW M3, BMW M5, BMW M6, BMW X1, BMW X3, BMW X5, BMW Z3, BMW Z4 M or BMW Z4.

The Modified Life staff has taken all its BMW car radio wiring diagrams, BMW car audio wiring diagrams, BMW car stereo wiring diagrams, BMW car radio wiring schematics, BMW car wiring diagrams and cataloged them online for use by our visitors for free. Our automotive wiring diagrams allow you to enjoy your new mobile electronics rather than spend countless hours trying to figure out which wires goes to which BMW part or component.

Feel free to use any BMW car stereo wiring diagram that is listed on Modified Life but keep in mind that all information here is provided “as is” without any warranty of any kind and most of the car audio wiring diagrams listed on our enthusiast website are submitted by the Modified Life community. Use of the BMW wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your BMW.

Request a Car Stereo Wiring Diagram

If you can’t find your car audio wire diagram, car stereo wire diagram or car radio wire diagram on Modified Life, please feel free to post a car radio wiring diagram request on this page and we’ll do our best to find you the diagram, schematic or information you need for your mobile audio installation.

Adding More Information

If you would like to help the Modified Life community by adding a car audio wire diagram, car stereo wire diagram or car radio wire diagram to our resource, please feel free to post any additional BMW car audio or BMW car electronics wiring information on this page.