PCX (Power Chamber Exhaust) technology Chambered high-flow catalyst cartridge designed to increase torque Full coverage heat shield Power chamber hidden crossover CNC machined billet end cap 49-state emissions compliant Includes mounting hardware and installation instructions Made in the U.S.A.
Great quality a little bit tricky installing them but not that bad I think I even noticed a performance increase but best of all they sound like a harley is suppose to sound