In addition to above. Some personal purchases, at least there are growing options for the P500.
HondaPartsKing for consideration of OEM stuff. Had quick delivery on full windshield and rear panel.
2016 Honda Pioneer 500 Windscreen, Honda Accessories
Tusk for 1/2 windshield
Superatv or Tusk for power steering.
Ricochet for stick stoppers and skidplates.
Strongmade front bumper.
Harbour Freight or Northern Tool for rear cargo carrier box.
Mudbusters for fender extensions.
BikeBandit for extra OEM P500 ROPS clamps
Side view mirrors, Kolpin swing away type.
Kolpin® UTV Mirrors : Cabela's
And worth repeating..TorqMasters for front locker.