Vance & Hines Quiet Baffle For Harley & Metric The Quiet Baffle effectively reduces the exhaust sound level by 3-5 dB, enhancing the riding experience without sacrificing performance. It is compatible with a variety of exhaust systems, including Big Shots Staggered, Big Shots Long, Big Shots Duals, Straightshots, Straightshots HS Slip-On Mufflers, Longshots HS, Softail Duals, Sideshots, and Shortshots Staggered Exhaust. This versatility ensures a wide range of motorcycles can benefit from a quieter, more refined exhaust note. Features: Sold each (purchasing a quantity of 1 will order only 1 baffle) Note: Quiet baffles ship with plastic wrap covering the insulation. This is necessary for installation and will burn off during the first use.