i use the original box and its ratio.. i only modified the engine with open air filter, irridium sparkplug, kansai 4-2-1 header, tanabe front pipe and center pipe.. that's all just some light mods :D
i use the original box and it ratio.. i only modified with open air filter, irridium sparkplug, kansai 4-2-1 header, tanabe front pipe and center pipe.. that's all