Megasquirt MS3 mini by MS LABS Mazda MX5 89-05

If you are on a tight budget and don't need a lot if inputs and outputs, just an ECU that will run your N/A or turbocharged/supercharged Miata, look no further than the Mini MS3.

The Mini MS3 is designed to fit in the stock ECU's case, making mounting easy and clean.

The V3 Mini has sequential injection, sequential ignition (requires changing to individual coils and removing the igniter module), analog wideband input, flex fuel input, boost control output, VVT control output, alternator control output, CEL output, battery light output, launch/flatshift input, 1 spare digital input and 1 spare analog input.

All Mini MS3s are equipped with a 4-bar onboard MAP sensor.