hey guys. having some issues with my bf xr6t 6 speed auto. its standard exept removed middle muffler, k&n and typoon intake. hasnt been liking starting lately and the other day when I came home from work I gassed it n it kinda felt like it was making and loosing boost. sort of a less sever version of fuel serge. any ideas? all help appriciated. ben (dover) lenane