Kit allows removal of restrictive sound suppression system located between water box and hull exit. Improves engine performance by reducing back pressure and restriction. Strategically placed fitting injects water just before exhaust exit to suppress sound level. Includes mandrel bent aluminum exhaust tube, billet through-hull exhaust outlet and OE exhaust outlet block-off along with all necessary mounting hardware & installation instructions.
NOTE: Removal of O.P.A.S. and installation of RIVA Performance OPAS Block-off Kit is necessary to accomodate installation of RIVA Rear Exhaust Kit for all models. RXP-X & RXT-X models require use of OEM Intercooler Upgrade Kit along with OPAS Block-off Kit.