Typically ship within a few business days *Does not meet emission requirements for street or highway use. 304 Stainless Steel Headers Titanium Mid-Pipe Carbon Fiber Tech1 Canister Removes Catalytic Converter and SET Valve Stock 93db @ 7,000 RPM/ M4 111db @ 7,000 RPM Saves 10.6 lbs Over Stock System Includes M18 and M12 O2 Bungs Compatible With Stock Passenger Foot Peg or Supplied Race Bracket Stock Max Horsepower 171.42 @ 12,760 RPM/ M4 Max Horsepower 178.23 @ 12,940 RPM (All dyno numbers are on bone stock motorcycle with pump gas)