Schoenfeld Racing Muffler - 18" Length - 3-1/2" Core Diameter - 3-1/2" Diameter Inlet, Outlet - 4" Body Diameter 6001BK and Marauder

and Marauder

Ball StudSince 1938

They are also recommended for rock crawlers and off road driving

Detailed instructions for installation with various EFI systems

Schoenfeld Racing Muffler - 18" Length - 3-1/2" Core Diameter - 3-1/2" Diameter Inlet, Outlet - 4" Body Diameter 6001BK and MarauderSchoenfeld mufflers provide economical sound reduction. Check with local sanctioning body to ensure what sound requirements must be met. May not be legal for some sanctioning bodies race tracks. Started in 1974, Schoenfeld is known for custom fabricated headers for all forms of circle track racing. Schoenfeld Headers is the worlds largest manufacturer of circle track headers, but they specialize in a variety of high quality exhaust parts, including