As an authorized AMP Research dealer, 4x4 Land located in, Topeka, KS is committed to helping you choose the right AMP Research product for your vehicle. With four PowerStep lines, BedSteps, Bed Xtenders and accessories4x4 Land will help you select all the options you need for your lifestyle. 4x4 Land has a wealth of experience when it comes to power running boards, bed steps and bed extender products.4x4 Land 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 4x4 Land in Topeka, KS your local preferred AMP Research dealer.