As an authorized AMP Research dealer, Great Plains Customs located in, Tea, SD is committed to helping you choose the right AMP Research product for your vehicle. With four PowerStep lines, BedSteps, Bed Xtenders and accessoriesGreat Plains Customs will help you select all the options you need for your lifestyle. Great Plains Customs has a wealth of experience when it comes to power running boards, bed steps and bed extender products.Great Plains Customs offers the best choice of PowerSteps, BedSteps, BedXtenders and accessories. They also sell and install other truck, Jeep & SUV accessories. If you want the best deal on a brand new AMP Research product and want it done right and quickly then head over to Great Plains Customs in Tea, SD your local preferred AMP Research dealer.