Introducing Samson’s 2 into 1 line up for the THUNDER PRO boasting "New Multi-Stepped Baffle technology" for optimum performance. Produces up to 20% more horsepower and torque, and a wickedly deep & throaty rumble. 2 ½” Full Coverage Heat Shields with Massive 4” Muffler and Removable Billet Aluminum end cap. Available in Chrome and Sinister Black Ceramic finish combinations. Fits most Harley models.
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