S&S CYCLE 1801-1474 550-0752B Slash-Cut Slip-On Mufflers - 50 State - BlackFeatures Classic slash cut styling Boost horsepower and torque Removable dB reducer SAE J2825 Sound Level Compliant S&S engineered high flow cats perform as well as many catalyst free race only mufflers Sold in pairs Made in the U. S. A. WARNING Exempt from emissions tampering regulations under CARB EO# K 010 33 for all '18 '23 Breakout, Fat Boy, Low Rider, Slim, Street Bob, Deluxe, and Heritage Classic Softail Models with the 107" or 114" Engine.