2:1 Exhaust – Black
4″ reverse-cone megaphone muffler body with matching billet end cap, 1-3/4 head pipe steps up to 1-7/8 into the collector to increase flow and improve performance, Removable spiral-core louvered baffle included , Features hand MIG welding, 18mm and 12mm O2 ports with adapters and plugs, Includes mounting hardware and full heat shields, Made in the U.S.A.