Make: Harley Davidson 1984-2017 Harley Softail Low Cat 2 into 1 Low Cat header design offers an upswept muffler for increased ground clearance on lowered Softail motorcycles. Looks geat on a Rocker too. All D&D full systems are equipped with heat shields,exhaust gaskets, bolt kit and baffles. Each exhaust system is designed and dyno tested in our facilities. Our testing is done with the Harley Tuner’s Every pipe is designed to increase low-end torque and horsepower. Performance increases are about 8 to 10 percent with the proper tune on the bike. Baffles Louvered baffles are for 80″ to Stock 103″ motors Perforated Wrapped baffles are for Stage 4 103″ to 113″ motors Note: The inter core of the louvered baffle is 2 1/4″ Note: The inter core of the big boar baffle is 2 1/2″– Black with Carbon Fibre Sleeve Muffler. Fits Touring 2017up.