As an authorized AMP Research dealer, American Topper & Accessories Line-X located in, Des Moines, IA is committed to helping you choose the right AMP Research product for your vehicle. With four PowerStep lines, BedSteps, Bed Xtenders and accessoriesAmerican Topper & Accessories Line-X will help you select all the options you need for your lifestyle. American Topper & Accessories Line-X has a wealth of experience when it comes to power running boards, bed steps and bed extender products.American Topper & Accessories Line-X 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 American Topper & Accessories Line-X in Des Moines, IA your local preferred AMP Research dealer.