Vance & Hines 2 Into 1 Pro Pipe Exhaust Black 47527 Black Vance & Hines 2-into-1 Pro Pipes will transform your Harley-Davidson touring model into a masterpiece of style, performance and sound Vance & Hines Pro Pipes use a stepped header and a larger volume merge collector to improve performance over previous models, and the large megaphone produces a rich, vibrant sound. Optional quiet baffle 804-842 or Competition Baffle 406-402 can be purchased separately Pro Pipes are fully covered in blue-proof black heat shields, finished in a chrome CNC machined end cap with the Vance & Hines badge The 12mm O2 oxygen sensor is now positioned deeper into the exhaust system, providing improved feedback to the ECM Vance & Hines Black 2-Into-1 Pro Pipe is made in the USA