Designed to be used with OEM stock head pipes or Pro Circuit head pipesUltra-responsive performanceIncredible horsepower gains when compared to stockDeveloped to increase the horsepower and torque throughout the power curveAluminum/stainless construction for reduced weight and increased durabilityStrong mounting bracket(s) for increased durabilityDesigned for easy disassembly and re-packing when neededRemovable USFS approved spark arrestor