hey guys in need of some advice...well i have my stock internally k20a3 with injen cai, greddy evo2 exhaust and club rsx race headers and ofcourse kpro which was tuned prior to adding the raceheaders and now i occasionally get the CEL wich says fuel system too lean... idk if maybe its time to upgrade the fuel system alittle bit? 310 injectors,fuel rail,fuelpump??? or do i need to get retuned? or both? :) if anyone can help please let me kno i hate seeing that check engine light thanks