Pro technicians at Zipper’s Performance Products spent countless hours dyno testing exhaust systems for best overall performance, sound and shape of the power curve. Choices are limited to a focused pair of brands that offer quality craftsmanship and exceptional performance. These Competition Only exhaust options for Milwaukee-Eight®, Twin Cam®, Evo®, Sportster® and V-Rod® models from D&D® and Khrome Werks®.
Many Exhaust Systems listed on these pages maybe designed for competition Race Use Only. If you are unsure, please contact a Zipper’s Representative prior to purchasing on the website.
Not legal for sale or use in California on any pollution controlled motor vehicle.
Not legal for sale or use on any EPA pollution controlled motor vehicle.