Parts & Accessories Spare parts For sale: Headers and Catback for Caprice from 2000 to 2006. 3 inch. I don't know the brand, but it's excellent. Catback 3 inch with Magnaflow mufflers and X-pipe. There are visible welds in some places, as shown in the pictures, but no leaks. Beautiful sound, no valves. Selling as a complete set. Price: 2500.