Jba Performance Exhaust Headers - Cat4ward - Shorty Style - 1.75 in Primary - 2.5 in Collector - Gaskets / Hardware Included - Stainless - Natural - 5.0 L - Coyote - Ford Fullsize Truck 2011-17 - Pair-1683S--Notes: State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO