Mega-Flow Noisebraker mufflers combine Walker quality and engineering with solution-driven technology, to absorb unwanted engine and engine brake noise without sacrificing brake performance. Walker is a one-stop convenience, offering complete engine-t Product Features:Manufactured from aluminized steel for durabilityStraight-through performance design engineered for class 7 and 8 vehiclesUtilizes Walker's exclusive triple tuning chamber (Noise Reduction) technologyOffered in a variety of styles, sizes and materials for your installation needsBridge-constructed inlets and outlets for vibration resistance
