yeh i just did the spark plugs...wires are all fine...i was thinkin about a fuel injector cleaner but i feel like those things are more gimmick than anything else...my buddy and me were gonna check out the fuel injectors I think...I just dont know what exactly it is that is sucking...i know my lack of power is in part becuase of my 32s but even before i got those...i really think the fuel injectors might be to blame for the bad gas mileaeg but im not sure exactly