Transform the style, sound and performance of your big twin with Vance & Hines Big Shots Staggered. Sleek one-piece heat shields will give your cruiser the classic long and low look of true duals but the performance characteristics of a 2-into-1 with the power chamber hidden crossover. Features innovative PCX* (Power Chamber Exhaust) technology, which integrates chambered high-flow catalysts for a tuned growl and greater boost in torque as you accelerate through the gears