GZP Megaton style muffler 1.75" L=17.

These classic style universal mufflers were very popular in the sixties and seventies. Back in those days the reverse cone end caps were made out of aluminum, where the current version is chromed for enhanced looks. Mufflers feature a well-proportioned fixed baffle. Fits on 1 3/4" (44mm) diameter or smaller headers. Comes complete with reduction sleeves for use on 1 3/8" (35mm), 1 1/2" (38mm) and 1 5/8" (42mm) headers. A muffler clamp and universal bracket that bolts to the mounting tunnel is also included. Muffler is 17 1/8" (43.5 cm) long and is 3 3/4" (9.5 cm) in diameter at the end. Can be used left or right. Sold each.