S&S Performance Power Tune XTO 1.375″ Muffler Insert

Is an aftermarket accessory designed to improve the performance and sound of a motorcycle’s exhaust system. The muffler insert is made of high-quality stainless steel and is designed to fit into the existing muffler of your motorcycle. It is designed to reduce back pressure and increase exhaust flow, which can lead to improved horsepower and torque. The Power Tune XTO Muffler Insert also features a unique design that helps to enhance the sound of your motorcycle’s exhaust. It is engineered to produce a deep, aggressive tone without being overly loud or obnoxious.

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