Our exhaust manifold is made of high-quality 201 stainless steel, electroplated low-carbon steel flange, and mirror. The computerized bending technology ensures smoother exhaust flow, thus improving emission performance and reducing back pressure.
Fitment :
1999-2004 Ford F-150 Pickup
Lightning and Harley Davidson Edition 5.4L V8 Supercharged Models ONLY
4-2-1 Racing Spec. Design for High Air Flow Rate
Inlet Size: 8 X 1.625 Diameter Ports
Outlet Size: 2.375
Piping Diameter: 8 X 1.625 Manifold Pipings; into 2 X 2.500 Exhaust Pipes
