I'm going to be in the market for some doors for the "S" and the regular RZR. Since these doors are pretty expensive I figured I would do a little research before I dive in. If you have any experience with any kind of doors for the RZR. What is your experience? What brand of doors? Installation and customer service support? Real world how do they handle on the trail? Protect? Keep you cleaner? Are they really worth the money at the end of the day. Which brand of doors do I need to steer away from.