gsr

I have a ck4a gsr with a steel case ecu has anyone any idea on what ecu is a direct plug and play for tuning? I cant find an after market one that is direct plug in without swapping pins

I need a permanent solution to the common roof rust, something to fix it permanently not temporarily. Hopefully someone had done so or knows how? I have a spare roof (drilled the spot welds out of a spare car and took it off) but i would prefer to fix the roof in the car as that would mean i...