Polaris Pro R Thermostat Housing | ZRP Billet UpgradePro R Thermostat Housing The ZRP Polaris RZR Pro R Billet Thermostat Housing is a critical reliability upgrade for high performance Pro R builds. While the Pro R platform has quickly become one of the most capable and tunable UTVs on the market, the OEM cast thermostat housing with press fit hose barbs is a known weak point, especially under repeated heat cycles and aggressive driving. Over time, factory press fit barbs can loosen, leading to coolant

Does not fit Teryx 4 S models

Beadlock Ring: Forged 6061 V

OEM plastic inner fenders crack and tear when hit by sticks or larger rocks at speed — once they fail

Required: DRT Desert Runner Fixed Tire Carrier

Add the ZBroz Pro R Limit Strap Kit and protect your driveline investment

the RAVEK Amber Apex Lights for Honda Pioneer 2022+ give you durable construction

Rubber-mounted shafts reduce harsh vibration

Heavy-duty suction mount

The strap stops droop just before that critical angle

Trinity Racing BOV users looking to maximize system cleanliness and efficiency

Custom fabrication

High-flow pump & fuel lines