Headers Caprice Aluminized old version, free of leaks and welding 2003 - 2006 LS1 engine, 2.75 inch size. 3 pieces, headers and cat-back with X-pipe. Fits Caprice 2003 - 2006 8 cylinder LS1 engine, and fits Patrol and all cars equipped with LS1 engine. Sale to the highest bidder, please do not undervalue the item. Those who don't understand, don't bid.