Hi, Which Racing EPROM program is the Best for B16A BIG VTEC. MUGEN SPOON FEEL`S Suggest on which stage to engage VTEC switch point is the Best ? Inst between range of RPM 5000-6000 ? For sprint/drag use ? For track use ? For street car use ? Normally what is the fuel consumption km per liter after modification racing EPROM chip compare to original factory ECU setting ? Thanks.