Marty, The link below is for JC Whitney Auto Parts.
http://www.jcwhitney.com/truck/nerf-...2011j2s24.jcwx
The cost for stainless is 430.00 you can find them cheaper looking around on the net.
The dirty little secret that the auto dealers don’t let you in on is the truck is pre drilled to except nerf bars / running boards from the factory.
Basically, you order the bars and bolt them on 35 -45 min job.