OEM 2-to-4 channel standard sound adapter harness Fader type:Flat blade (86 and earlier) anywhere from 2-5 out of

anywhere from 2-5 out of 10 OEM radios require additional work

No longer available from BMW

PLEASE NOTE: delivery time is typically 2-4 weeks from receipt of equipment

Also available in a 3D printed version for a bit less

chances are the factory radio plugs have been cut out of the car

OEM 2-to-4 channel standard sound adapter harness Fader type:Flat blade (86 and earlier) anywhere from 2-5 out ofNo longer available from BMW. Plugs into fader connector of a 2 channel standard radio only audio system. With this adapter you can run an OEM 4 channel radio like the CM5908 or KE83 ZBM without a trunk amplifier in a car with 2 channel wiring. Picture is the round pin fader connector version. Flat blade connector version for pre 87 cars also available