i dont no man i would say to have the hpop check and just to check the fuel pressure cant hurt. and get a boost leak tested you should have the 3 inch inlet. but will all of that stuff you should be up close to as fast as my truck. no a guy around town with a 96 non cali and he will keep up with my but i would say to check all of this stuff out. have you raced any obs to find out how fast they are?