whats up guys i have a 04 mustang cobra svt 4.6 liter supersharged. i bought the car a month ago it has basic bolt on mas air flo ,upper pulley , intake exhaust ,diablo chip .when i bought the car it had a racing trans c-4 i never had a problem with it but ever since i put the 6 speed back in it i m gettin lean codes on my car. now i have to drive it everyday i have no other car now from the car running lean can any internal parts go if i m not beatin on it , what i mean is if i baby it can any internal damage happen