is there a difference in elevation between NYC and CALI??? i kno there is but in a cars perspective??? cuz my car is a fully built B with topmount35r and ahole lot more 2 but when my car gets 2 cali should i retune it or yall think it will be fine 2 start and run it or no bad thing to do???



help plez **********

or give me a # for a really good shop? out here who can retune a 500hp car and not Fsh*t up cuz this car is my blood,sweat