Hey guys i was wondering if anyone can help me i have a 2005 roush f150 with headers custom cats and exhaust ive been getting a check engine light for some time now which roush cant help with and neither can ford i have codes for the fuel delivery system have ui guys ever heard of this also when the light is on it feels like the its not shifting properly im so confused it makes me want to just get rid of the truck can someone please tell me what i should be looking for