Bassani Pro-Street Turn-Outs Exhaust System For Victory Bassani's Pro Street Systems are made to produce low-end grunt. Utilizing different pipe sizes, the graduation in diameter allows this exhaust to hone in on maximum torque right where most street riders need it - downstairs in the rev range. 1 3/4 headpipes step up to 1 7/8 before exhaust gas finally exits through the muffler bodies to keep exhaust velocity up and move the gases out of your bike quickly. Features: Over-and-under pipes with turn-out ends Full-coverage heat shields 1 3/4 headpipe steps up to 1 7/8 Stepped headpipes improve exhaust flow for more power Heavy-duty 16-gauge steel construction for long life DCB-designed baffle manages flow to improve low-end torque 18mm sensor ports Includes all mounting hardware and O2 plugs Made in the USA