Borla CrateMuffler - 3 in Offset Inlet - 3 in Center Outlet - 14 in x 4-3/8 in x 9 in Oval Body - 19 in Long - Small Block Chevy HB22001H as well as anti-balloon plates

as well as anti-balloon plates

1974-1974 Chevrolet G20 Van

Designed for Maximum Downforce:

Recommended by chassis builders and racers

Borla CrateMuffler - 3 in Offset Inlet - 3 in Center Outlet - 14 in x 4-3/8 in x 9 in Oval Body - 19 in Long - Small Block Chevy HB22001H as well as anti-balloon platesBorla's CrateMuffler is the world's first muffler purpose built to optimize the sound and power of crate and custom built motors. The mufflers are directional. The outlet can be identified by the mounting bracket welded to the endcap. The directional design provides custom sound, tuned for each engine family and will dramatically reduce, or eliminate drone on specified applications. Built from premium T 304 stainless steel, superior to T 400 series