Bassani Road Rage B1 Pseudo Left-Side Straight Body Muffler For Harley Touring You would be surprised how many riders skip out on a 2-into-1 exhaust system due to a handful of individuals that don't like the appearance of one pipe on the right side but not one on the left. Bassani has taken action and produced a ghost pipe that allows for a clean symmetrical look to even everything out. Features: For use with 444-641 Optional Pseudo left-side megaphone mufflers available for Bagger models for that twin muffler look include matching non-functioning (no baffle) muffler with black billet end cap and contrasting flutes