of engine
u can change air filter (K&N o open pod like apexi's)
denso idrium spark plugs
lightened & Dampered Crank Pulley
Port n polish
Performance Cam shaft
Adjustable Cam Gear
form work exhaust system (4-2-1 til the end :P)
HI to all turbo expert... i have a problem here...my turbo extractor that connect to turbine already cracked...nowadays its hard to find mirage turbo oem extractor...so i want to know if possible vr4...