RT-Four Slip-On - Core Stainless Steel - Canister Aluminum with Spark Arrester

Built to Jardines strictest standards and engineered for durability and performance.Each system is dyno tested and race track proven with power-enhancing features such as smooth mandrel bends, taper-flowed tubing, race-style spring-tensioned slip-fit connections and jewel-like TIG welding.U.S.F.S.-approved systems include a qualified screen-type spark arrestor that is easily removed via the billet aluminum end cap for closed-course competition.Race core baffle provides optimum performance.QMI (Quiet Module Inserts) decrease sound output an average of 6 decibels for an average of 93-95 dBA; install in under a minute.Constructed from CNC-machined billet aluminum with high-temperature silicone O-ring for proper sealing