Performance slip-on mufflers that will wake up the sound of your Scout Direct bolt-on to the factory header pipes; does not require EFI tuning Features removable dB reducer (J2825 compliant) to tune sound levels and stainless steel baffles Sold in pairs Made in the U.S.A. For closed course competition only, not intended for street use. Muffler slip-on Grand National Black Race Only Scout 19-23