Air Assassin was opened in 2008 to support the oil and gas industries demand to solve the risk for runaway diesel engine safety concerns. Air Assassin has gone through great lengths to design and manufacture a Positive Air Shutoff System that is bullet proof to provide the safest most reliable Positive Air Shutoff System on the market today. Air Assassin Valves can stand up to today's rigorous environments with IP67 dust and water rated components. Air Assassin uses military grade aluminum that is fully anodized to prevent soot and corrosion deposits over time. Air Assassin Positive Air Shutoff Systems spare no expense to provide OEM air flow with a system that wont disrupt engines OEM specs.