Cycle Shack Dresser True Dual Head Pipes for 2010-2011 Harley Davidson FLH/FLT Made from 1-3/4&rsquo; Overall Diameter tubing and features O2 sensor bungs (with plugs) for the late model EFI Eliminates the O.E.M. rear Y-pipe Designed to be used with CYcle Shack touring mufflers or O.E.M. mufflers Includes heat shields for the rear cylinder headpipeand long straight section of the front headpipe