Got the email Wednesday that the plug and play MS3Pro PNP for the 86-93 cars is available.
Ford Foxbody Mustang 5.0 1986-1993 MS3Pro PNP Plug and Play ECU
The NEW Ford Mustang MS3Pro Plug and Play ECU for the 1986-1993 Ford Mustang 5.0 and 1986-1988 Thunderbird 5.0, installs in under 1 hour.
www.diyautotune.com