IBoard, by APS is a new generation of running boards designed to look and feel different. Most running boards in the market are round or oval. IBoard's flat profile design is clean and modern - giving your truck a truly distinct look. Diesel Models With DEF Tanks. Attractive design with a streamlined, modern look.Solid 304 Stainless Steel Construction that supports up to 500 LBS. 2 PCS running boards+Mounting brackets+Bolts, easy DIY install.