The OEM OBDI M50 Manifold, when combined with an M50
conversion kit such as the KO
M50 Conversion Kit
conversion kit unleashes
your OBDII M3s breathing room from the OBDII choke-collar
Installs easily into your BMW E36 M3 in about 3 hours.
Our kit includes all the parts needed to make the conversion.
Users typically see a solid performance gain in the
3500RPM+ range and 10-30 hp. Our track car has this
part on it, as well as one of our other salesmen's Z3
M Roadster conversion project car.