The Twin Spartan SUS (Stainless Steel) Exhaust System offers high quality craftsmanship and sound in an all-inclusive package of performance and looks. With its aggressive look and free flowing piping, the Twin Spartan offers a system that is above the rest. Twin Spartan SUS exhaust system come with either a 60mm piping or a full 76.3mm piping for larger displacement engines or turbo applications. Two lightweight stainless steel canisters are included for weight savings. All canisters include an inner silencer. Each Twin Spartan SUS system comes with resonators to keep exhaust noises to a minimum. Twin Spartan SUS systems share many features as the DE Type 1.