Vibrant Performance Race Muffler - 4 in Inlet - 4 in Outlet - 4-3/4 in Diameter Body - 5 in Long Line Locks/ Brake Shut Offs & Components A high temperature O-ring provides

A high temperature O-ring provides a positive seal to keep

1970-1977 Oldsmobile Cutlass Supreme

it should be compressed 1″

bolt and washer kit

Vibrant Performance Race Muffler - 4 in Inlet - 4 in Outlet - 4-3/4 in Diameter Body - 5 in Long Line Locks/ Brake Shut Offs & Components A high temperature O-ring providesVibrant Performance stainless steel race mufflers are densely packed with our premium multi layered sound absorption materials, TIG welded for optimum durability, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant Performance race mufflers are very lightweight, compact, and are designed to comply with muffler requirement rules at race tracks throughout North America. They are available in 5 & 9 overall