Y-Pipe ?
go ahead and save up for some lt's. But if you dont want lt's slp does make one I believe for stock manifolds. http://www.thunderracing.com/catalog...&vid=3&pcid=99
http://www.ls1.com/forums/showthread...hreadid=499254
http://www.ls1.com/forums/showthread...hreadid=499254

