The Riva Racing Pro-Series Water Box delivers increased horsepower and performance by reducing exhaust restriction and back pressure.
Feature lightweight aluminum construction and precise fit.
07 Models: Direct replacement for original water box.
Use with RIVA FreeFlow Exhaust Kit RK16090.
08 Models: Direct replacement for original water box. Features larger outlet (2-1/4“) compared to stock water box (1-3/4“).
Must be used with RIVA Free Flow Exhaust Kit RK16090-08