Bassani Road Rage 2-Into-1 Exhaust For Harley Softail Breakout / Fat Boy / Fxdr The Road Rage 2-into-1 exhaust has easily become a staple for Bassani as they bring you their take on a timeless classic 2-into-1 exhaust. It is favored by many riders and performance connoisseurs, as it unlocks the power and sound that is desired and craved by riders. Features: Reverse-megaphone muffler Spiral-core louvered baffle Stainless steel construction Specially stepped collector 1 3/4 head pipe steps up to 1 7/8 into the collector 18mm O2 bungs with 12mm adapters Hand TIG welding Made in the USA