Precise fit every time from a name you can trust These injected molded ABS exhaust block off plugs are available for those wanting to run single or no exhaust in the rear Modification of saddlebags and rear fender is required when installing block off plates Works great with Arlen Ness Bagger Tail fender; Note: Exhaust block off plugs are sold individually, please make sure to order a right and a left for each motorcycle.