The Mishimoto 15-20 BMW F8X M3/M4 Performance Air-to-Water Intercooler Power Pack is designed to provide improved cooling for the BMW F8X M3/M4. This power pack includes a direct-fit air-to-water intercooler, a dual-fan heat exchanger, and a silicone hose kit. The intercooler is constructed from lightweight aluminum and features a high-flow bar-and-plate design for maximum cooling efficiency. The dual-fan heat exchanger utilizes two low-profile fans to ensure efficient cooling of the coolant. The included silicone hose kit is designed to provide a secure connection between the intercooler and the heat exchanger. The power pack is finished in a durable Mineral Gray powder-coated finish for superior corrosion resistance.