Bassani Road Rage III 2-Into-1 Exhaust With Superbike Muffler For Harley This Bassani Road Rage III 2-into-1 exhaust system with its 2-into-1 configuration stands out with its stepped head pipes and a Superbike-style straight can muffler. Designed with an innovative collector that bridges the components, the system is engineered for peak performance, appealing to discerning enthusiasts who demand high quality and superior performance. Features: 1 3/4 to 1 7/8 stepped head pipes 4 superbike design muffler Advanced inner collector for maximum performance Stainless steel construction Hand tig welded Partial heat shields 18mm O2 sensor ports with 12mm adapters and plugs Made in the USA