When thinking of a quality mudder clutch kit, think EPI. EPI has 30 + years of real-world manufacturing and engineering of mudder clutch kits. EPI takes a unique approach of testing their mudder clutch kit in a real-world riding environment to ensure their mudder clutch kit meets the requirements of our customers. For over 25 years The Clutch Guys at EPI have been developing performance enhancing clutch kits for both racers and enthusiasts alike. Our kits are developed in various real environments resulting in truly "dialed in" kits that are ready to bolt in and perform. They come with detailed instructions for easy installation, and The Clutch Guys are always here to answer your call if you need some guidance. Mudder Kit - Designed for machines with 28" or larger aggressive tires, allows for easier turning of larger tires in the mud, better low end power and torque.