Introducing the best way to change oil, the Engine Oil Drain Valve. Install this valve and you can drain your engine oil without tools and without mess. Just lift the lever of this solid brass ball valve and give it a quarter turn to open it. Return the lever to its original position and it locks closed, double sealed to prevent leakage. The Engine Oil Drain Valve is made of corrosion resistant forged brass and stainless steel. The ball valve design provides a straight flow for efficient drainage and a perfect seal when closed. Frozen drain plug and stripped threads are eliminated forever. Drawing samples for oil analysis is as easy as one-two-three. Sizes to fit all cars, light trucks vans heavy-duty trucks and buses. Also fits RVs, marine engines and industrial equipment. (N-Series Valve(w/Nipple)).