its different coz evo manifold is for td05. airtrek is tdo4 which size is a little different (which can mod a bit) the manifold for airtrek compared to evo if you can compare bends on the airtrek are more smaller than the evo slightly and the radiator position will need to mod a bit. top mount intercooler does not effect that much due to just piping adjustments. but then again.. we live in malaysia... MALAYSIA BOLEH WAN!!!!!! hehehehehe
i'm currently using Federal RS which has the 180 treadwear similar to Advan AD07 tires and pretty happy with em for Circuit track and Hillclimb rally use and have been...
I've heard that port bit of outter part to exhaust in the turbine makes air flow smoother.. is it true? but some say
it's quite risky because it might have some chances that the shell of turbine will get cracked.