Premium Header Gasket Set Fits Ford 4.6 5.4L 4V (Pair) 1402 premade hoses Essential Safety Piece vacuum modulator lines Essential Safety Piece 5 inches Tip Material Carbon Fiber Tip Quantity 4 Exhaust Tip Shape Round Exit Location Quad Split Rear Gasket Or Seal Included No Hangers Included Yes Inlet Type Clamp On Intermediate Pipe Diameter 3 inches Muffler Body Height Position Front Left 4 inches Muffler Body Height Position Front Right 4 inches Muffler Body Height Position Rear 5 inches Muffler Body Length Position Front Left 11 inches Muffler Body Length Position Front Right 8 inches Muffler Body Length Position Rear 8 inches Muffler Body Material Stainless Steel Muffler Body Width Position Front Left 4 inches Muffler Body Width Position Front Right 4 inches Muffler Body Width Position Rear 5 inches Muffler Finish Brushed Muffler Quantity 4 Muffler Type Position Front Left Tuned Chamber Muffler Type Position Front Right Straight Through Muffler Type Position Rear Straight Through System Material Stainless Steel Series NEO Type Cat Back 15330 Prop 65 Short Label BBK Performance www R or CR) CR Prop 65 Yes No Yes