* Full stainless 2-2 design. * Dual oval mufflers available in polished, brushed or teflon coated aluminum. * Billet aluminum muffler mount brackets. * Big horsepower gains. * Integrated oxygen sensor bung. * Spring mounted and slip fit for durability. * USFS approved spark arrestors and quiet cores * Minimum sound levels / Maximum performance The oval aluminum canisters feature billet aluminum inlets and outlets. Each canister comes standard with the Muzzy Modular Endcap system that includes a removable USFS approved spark arrestor and quiet core. The muffler canisters are held via a trick looking CNC machined aluminum bracket. The integrated oxygen sensor bung allows the addition of an air/fuel meter. The dual oval muffler design helps keep sound levels to a minimum while maintaining the incredible Muzzy exhaust tone. Detailed installation instructions are included.