2-into-1 Mid-Length Super Bike Exhaust System - Stainless Steel

Hand TIG-welded stainless steel construction. 1-3/4" headpipes step up to 1-7/8" into the collector to increase flow and improve performance. 4" diameter straight can 11" muffler body includes matching aluminum end cap. Removable spiral-core louvered baffle features an aggressive sound. 18 mm and 12 mm O2 ports with adapters and plugs. Partial heat shields and mounting hardware included. Made in the U.S.A..