The Z-400 Exhaust Kit consists of a "Y" manifold and two chambers, all stainless steel construction. 2 silencers, all billet aluminum, with stainless steel internals, quiet core, spark arrester and jetting included. Recommended, but not included, K&N Air Filter. The complete system is 1 lb lighter than the stock system. It has a 3 HP gain througout the range and DB legal.



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