APR Lug Bolts (Set of 10) 35mm MS100174 manifold back exhaust 25 Brand Hooker Color Silver 6 V8 1963 1969 25 Brand Hooker Color Silver Emission Code 5 Fitment Universal Inlet Connection Type Pipe Connection Inlet Diameter (in) 3 Inlet Position Offset Material Aluminized Steel Mounting Type Uses Factory Hangers Muffler Series Aero Chamber Muffler Type Reflection Outlet Connection Type Pipe Connection Outlet Diameter (in) 3 Outlet Position Center Overall Length (in) 17 Product Type Muffler Shape Oval Sound Level Aggressive Type of Muffler Chambered Warning California Proposition 65 Toploader Transmissions Steel construction 7mm and 8mm spacers