2-into-1 Exhaust System - 49-State - Chrome
1-3/4" headpipe steps up to 1-7/8" into the collector to increase flow and improve performance
4" muffler body with billet end cap (24" long)
Removable spiral-core louvered baffle included
Includes heat shields and mounting hardware
12 mm and 18 mm O2 sensor ports
Made in the U.S.A.