Bump Your Power With Samson’s Powerflow III
Samson Exhaust’s Powerflow III for the 2012 Harley-Davidson Dyna Switchback is a two into one system that generates its power through a series of chambers, which Samson refers to as the “Power Chamber”. They help condense and intensify exhaust flow, resulting in extremely high horsepower and torque. The results are incredible…Independent dyno testing has shown […]
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