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1-IN GTk Active Muffler Install Instructions

Elevate your driving experience with the GTk Active Muffler Line from Achtung Kraft. Designed to deliver unparalleled performance and customization, our mufflers are engineered to meet the demands of discerning drivers.All mufflers come with our state-of-the-art Custom Control Module that allows wireless control of the different sound modes of each muffler.