BBK shorty tuned-length exhaust headers for 1999–2003 Ford F-150 5.4L and 1997–2002 Ford Expedition 5.4L are direct-fit 1-5/8" CNC mandrel-bent designs that promote improved exhaust flow and scavenging over factory manifolds. These headers come with new gaskets, bolts and hardware, feature a polished silver ceramic finish to help prevent corrosion, and are offered as a bolt-on replacement to enhance exhaust efficiency and durability.
BBK 99-03 Ford F Series Truck 5.4 Shorty Tuned Length Exhaust Headers - 1-5/8 Silver Ceramic