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