headers+exhaust
headers+exhaust 
ummm you have what? an LS1 is a 346 5.7L so you must have a rare motor that GM kept under the covers.
anyway try using the seach box, their are tons of threads on exhaust, all your doing is pissing off people by asking a question every noob asks.
Kooks 1 7/8th long tube headers with kooks true dual 3" stainless steel cat back exhaust
anyway try using the seach box, their are tons of threads on exhaust, all your doing is pissing off people by asking a question every noob asks.
Kooks 1 7/8th long tube headers with kooks true dual 3" stainless steel cat back exhaust
