Carl,
U mean ignition coil pack (Power Transistor Unit)?
I've 1 set that fits Mitsubishi 4G92 MIVEC / 4G93(T), in perfect working condition.
Location: TTDI/PJ
What button function is this ?
I think from Evo 7 onward all model will have this button, but I really duno what function is that.
Anyone know and mind to share a bit ?