Bassani True Dual Down Under Headers For Harley Touring A True Dual exhaust system has easily become a popular system to run on your bike especially for touring models. Nothing beats the nostalgic look, sound, and feel of the system that has many riders coming back to what they know and love. Features: 1-3/4 tubing Mufflers sold separately Accept any 95-16 style mufflers that fit to stock head pipes, including Bassani Dresser mufflers Includes O2 sensor ports with plugs Made in the USA Included Items: (1) Chrome front pipe with 18mm and 12mm sensor bungs (1) Chrome rear pipe with 18mm and 12mm sensor bungs (1) Chrome mid pipe (1) Chrome front heat shield (1) Chrome rear heat shield (1) Chrome mid pipe heat shield (2) 18mm-1.50 sensor plugs (2) 12mm-1.25 sensor plugs (1) 5/16-18 x 3/4 hex head bolt (1) 5/16-18 flange hex nut (2) 5/16 flat washers (1) 1-7/8 exhaust band clamps (7) #24 hose clamps, Instructions