BMW MS43 / MS45 / MSS54 Bench Harness – 12V Power Supply Included

This is a plug-and-play bench harness designed for flashing, tuning, or testing BMW DMEs:

MS43
MS45
MSS54

Compatible Models:
E46, E38, E39, E53, E60, E85

What's Included:

• Fully assembled bench harness

• External 12V power supply (included) to power the DME

What You’ll Need:

To use this harness, you'll need an INPA-compatible K+DCAN cable (not included) to connect to your laptop/software.

Perfect For:

• Bench tuning or flashing

• Diagnostics and testing outside the vehicle

• DIY DME work or professional use

Questions?

Not sure if this harness works for your setup? Send me a message with your DME type or vehicle model and we can help confirm compatibility.