Nitrous Express 125-275 horsepower 4-Cylinder Alcohol Piranha Direct Port System is the answer when space is tight but performance is still a requirement. At just half the size of its big brother, the Shark, the Piranha still packs a powerful bite. Available in settings up to 600 horsepower . Available with standard distribution blocks, high tech showerheads, or optional "next generation" rail technology. Systems come complete with optional bottle size, stainless steel hard lines, B-nuts, sleeves, Piranha nozzle and all necessary components to complete the system.