Bassani Road Rage B1 Exhaust For Harley V-Rod The Bassani Road Rage B1 Exhaust is a full exhaust system for motorcycle enthusiasts who are serious about horsepower. This exhaust system was developed to produce flat torque curves and a noticeable increase in horsepower via precision-fabricated high-grade 16-gauge steel stepped head pipes. The true reverse-cone megaphone features a fluted billet aluminum end cap and includes a removable spiral-core louvered baffle. Features: 2-into-1 collector system with stepped head pipes, 1-3/4 - 1-7/8 2 4 x 12 short straight cut muffler and black reverse cone end cap with contrasting billet flutes that is removable via a stainless button head Allen bolt Oxygen sensor ports 2-1/2 diameter x 11 baffle wrapped in woven fiberglass matt is removable and serviceable Very aggressive sound Includes full coverage heat shields