as much as possible only when needed though,
not had car long, engine wise it's got uprated garrett T3, massive Air filter, HKS Dump valve, HKS EVC boost controller, Mongoose Exhaust, Paddle clutch. Short shift gear box, not sure what internals been done though!!
It only in the country 1 year, previous owner in this country had HKS EVC fitted, Mongoose exhaust, but don't know if he had ecu remapped or not. the owner before in Japan must have the MINES ECU and other things fitted as well, but their fuel is 100 octane the most we get optimax at 98, don't want to cause any engine damage. sorry 2 go on