2-piece billet end caps that accept a USFS approved spark arrestor and the exclusive HMF quick-change low dB Quiet Core
HMF Engineering, Inc. design after market exhausts for all different kinds of sport, work, and recreational off-road and on road vehicles. HMF Exhaust is a brand of aftermarket muffler that is known well through the off-road community as one of the high performance aftermarket parts for quads and atvs. HMF Engineering, Inc. aftermarket muffler systems don't just stop at quads. At HMF, we offer a full line of aftermarket exhausts for off-road dirtbikes as well. HMF Engineering, Inc. see the same performance increases in both horsepower and torque that we do on our atv and quad after market systems. HMF Engineering, Inc. take it even a step further and stick to our roots by offering after market exhaust systems for street motorcycles too. HMF Engineering, Inc. silencers have a very distinct sound when they're installed on a street motorcycle. HMF Engineering, Inc. aftermarket exhaust systems scream down the street on these high end motorcycles. It's no wonder thousands of riders are switching their after market exhaust systems to HMF.