EVO Polaris RZR Pro R Silicone Inlet Boot Color:Black and 2 small collapsible trays

and 2 small collapsible trays

The factory also makes boost fall off a cliff over 8000 RPM

To make your life easier

For 31" tire and smaller choose Boss03-2 Helix

WS-CA-DEF-70 - Instructions

EVO Polaris RZR Pro R Silicone Inlet Boot Color:Black and 2 small collapsible traysEVO Polaris RZR Pro R Silicone Inlet Boot With tunes and big power, having maximum flow with minimal restriction is critical. EVP Silicone Inlet Boots for the Polaris RZR Pro R drastically cut down on the turbulence thanks to the smooth, decreasing radius intake. Unlike cheap imitations, EVP Silicone Inlet Boots are constructed from five ply wire reinforced, high durometer silicone rubber that will not cave in under high vacuum and high heat.