Provides the look and feel of the classic Sportster wrapped in a very modern drivetrain S&S's Grand National Slip-On for the Nightster complements that style and allows the modern engine to breathe while adding a much-needed exhaust note. Matching color with the factory header and shield. Grand National Thruster Machined End Cap Removable dB reducer (adjustable sound level) (J2825 compliant) Made in the USA With this tailpipe S&S grand national 4 you will have your new Nightster to the last and with the best sound