hello...bro...now...i fell my fit..1.5VTEC...is no power...so..i planing to bolt on..turbo...anything i need to do....i plan...1st-TD04 twin fin..from GSR..2rd-VR4 intercooler...3-e-mange...i only need 0.5bar...so need to change casket?or piston...i only want 0.5bar only.....