RIVA Yamaha GP1800 Stage 1+ Testing

Check out RIVA’s stage 1 + kit in action! This kit consists of six parts which are all available as a kit from PWC Muscle!  Our Stage 1 PLUS Kit delivers a huge performance gain with simple bolt-on modifications! Expect awesome acceleration and a top speed increase of 14 MPH. Buy your RIVA Yamaha GP1800 STAGE 1 PLUS KIT today!



Included Parts:

  • RIVA MaptunerX Yamaha 1.8L Bundle RY110SC-B
  • RIVA Yamaha GP1800 Power Filter Kit RY13110
  • RIVA Yamaha SVHO/SHO/HO Intake Manifold Upgrade Kit RY12040-IMUK
  • RIVA Engine Cooling Upgrade Kit, SVHO, Stage 1/Stock RY10080-ECUK-I
  • Solas Yamaha 160mm Concord 13/20 Impeller YV-CD-13/20
  • RIVA Yamaha GP1800/VXR/VXS Performance Ride Plate



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