The push lock fuel line hose is constructed with high-quality NBR that ensures wear-resistance, high-pressure resistance, and high-temperature resistance. This hose offers a longer service life, minimizing the need for replacements. It is applicable with diesel, biodiesel, gasoline, oil, grease, water, and air, etc. The Rubber hose has a working pressure of 217psi, max working pressure of 300psi, burst pressure of 1200psi, and temperature range from -40°F to 257°F, making it strong and durable. This rubber fuel line can be used for fuel systems, fuel return pipes, oil cooling, steam emissions, PCV connections, etc.