Troytitan, I had a hard time finding rails when I bought my truck. It was one of the first KC's and the dealer kept telling me they are backordered. I also own an Xterra that I have installed real rock sliders. The OEM step rails for the Xterra fit and look good on the Titan. There A LOT of Xterra owners that now have real sliders and look to get rid of (cheap) their rails. You need to fabricate a mount for the to match up but it was rather easy. Here is mine :
