Bassani Manufacturing Road Rage Ceramic Black 2-into-1 Short Megaphone Muffler Stepped headers merge into a true reverse-cone megaphone muffler 1 3/4in. headpipe steps up to 1 7/8in. into the collector to increase flow and improve performance 4in. muffler body with polished billet end cap Removable spiral-core louvered baffle included Includes mounting hardware Available in long (24in.) and short (12in.) muffler lengths with chrome or black finish 16-gauge steel headpipe and heat sheild