Amazing add on product for your side by side. Helps make the ride more enjoyable all year around. Fits all X3 Models 2017-2024! Simple Installation! Remove your stock upper bulkhead cover by pulling up and out at the top and drop in ours right in place of yours! Usable in both the cold and warmer months as the fan can push the hot air in or pull the warm air/dust out at the flip of a switch. Fan has a variable speed adjustment so its not full blast all the time!