Gotta Raise The Bs Flag A stock ss cobalt will walk or hang with a stock s/c gtp grand prix. but when u do cai and 3' dp and 3.4 s/c pully on the gtp its a done deal for the balt. So unless your well over 240whp I gotta call bs hell i've even out ran a na teg gsr with my 15 yr old gp with the smallest V6 they came with..