Patriot Exhaust Exhaust Header H8052-1 Tight Tuck; For Use With 265-400 Cubic Inch Chevrolet Engines; 1-5/8 Inch Diameter Primary Tubes; 2-1/2 Inch Diameter Collector; Oval Ports; For Off-Road Use Only; Metallic Ceramic Coated Patriot Exhaust $945.94 Add to Cart