Free Flow Exhaust for Yamaha GP1800 / VXR / VXS Models (2011-)

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[Applicable models]Yamaha GP1800 / VXR / VXS Models (2011-)●Bypasses the resonator between the watercraft muffler and the water box to increase the exhaust efficiency. It reduces b ack pressure and harmful detonation, improving engine performance.Mandrel-bent aluminum tubing that is powder-coated for corrosion protection.A replacement coupler made of high temperature silicone is included. Show more