Update your beast with new F450 Nitrous Kits. To get the most bang for your buck, invest in a Nitrous Kit. Make your truck look tough with new F450 Nitrous Kits. A Nitrous Kit can double your horsepower depending on the size of your engine. The ride is a little more intense with new F450 Nitrous Kits. Make your vehicle much faster with a new Nitrous Kit. Nitrous Kits are the easiest way to add power to your vehicle.