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