BSA silencer for early 1954 - 1958 swinging arm B31,B33,M33. inlet   1-5/8"

The exterior parts of our stainless steel silencers are made from Grade 304 stainless steel. The perforated internals are made from Grade 409 or equivalent. Our stainless absorption silencers have a primary lagging of stainless steel wool. Any moisture retention in the silencer does not result in any corrosion as no mild steel is used in the construction.

Our Stainless Steel Exhausts are guaranteed for 10 years.