Aeromotive Inc is a true high performance aftermarket manufacturer specializing in fuel delivery and fuel delivery components Utilizing aerospace tolerances and procedures, three generations of track experience, and a meticulous approach to engineering, Aeromotive Fuel Systems has become the absolute pinnacle of performance fuel delivery Fuel Resistant Nitrile O-Rings - Pack of 10 All Aeromotive fittings and adapters are fully compatible with gasoline and alcohol based fuels