HMF designs after market exhausts for various sport, work, and recreational off-road and on-road vehicles. HMF is a brand of aftermarket mufflers that is known through the off-road community as one of the highest performing aftermarket exhausts for ATV or UTV. As the industry leader in customizable parts and colors, HMF develops the high quality exhaust systems in a variety of different series. Each series has it's own unique attributes that makes it different from the others. HMF offers exhaust systems for Arctic Cat, Can-Am, Honda, Kawasaki, Polaris, Suzuki and Yamaha vehicles.