Your vehicle’s original water pump has a BMW 325I Water Pump Metal Impeller which is better and stays longer than plastic versions. Located inside a tube or conduit for pressure build-up, your heavy duty pump makes use of metal impellers instead of plastic ones to ensure longer life efficiency. The water pump compresses and transports water through your engine systems for effective heat dissipation. The impeller is actually a rotor that works in increasing and maintaining precision flow of fluid by transferring energy from the motor to the driven fluid. The part serves as a paddle that pushes the fluid while engaging the spline centered component of the pump to the driveshaft. Once it becomes damaged, it leaves your water pump operations inefficient and faulty jeopardizing the precision of your cooling system performance. Immediately replace broken or damaged impeller with new and heavy duty Graf Water Pump Metal Impeller. This motor component is actually spot-welded piece of seven-blade of cast piece of impeller construction. It comes in black treated with anti rust materials to ensure product longevity and reliable service. Every Graf G3000- 150188 is fitted specifically to your 1995 BMW 325I Water Pump Metal Impeller application. With minimum fuss on fitment and installation, you can effectively get back the great valued service of your water pumps in no time. Go on and purchase heavy duty Graf water pump impellers from us for your next BMW Water Pump Metal Impeller replacement. As a trusted source of Graf water pumps and components, we offer a convenient 24/7 online shopping store covering your general automotive needs right at your fingertips.