New grand prix gt owner with 99k on the clock for an 01, not bad huh? well i just have a few questions. I saw people say the have and l36 or a l26 engine, which one do i have? and for mods typical exhaust what do people do to help hp,tq, and not to loud? and what to look for as being a new owner, like rust, engine, tranny wise, ? Thanks in adavnce