Megaphone muffler is 26in. L; Megaphone wide-mouth is 24in. L

Shorty muffler measures 12in. L

Turn-out muffler is 19in. L and fits 1 3/4in. and 1 1/2in. pipes

Dunstall-replica mufflers available in wide-mouth outlet (27 1/4in. L) or reverse-cone style (27 3/4in. L)

BMW replica mufflers are replica of OEM mufflers and fit 1970 and later twins

Megaphone muffler includes reducer set for 1 3/8in., 1 1/2in., 1 5/8in. or 1 3/4in. pipes

One end of Shorty muffler pipe is 1 1/2in. and the other end is 1 3/4in.

Dunstall-replica mufflers include reducer sets for 1 3/4in., 1 5/8in. or 1 1/2in. pipes

Bell-end megaphone mufflers include a removable baffle and are available in standard or upswept styles; fit 1 3/4in. pipes and include reducer for 1 5/8in. and 1 1/2in.