The Project Gamma heat exchanger for the F-series BMW models that feature the B46, B48, and B58 engines substantially provides extra cooling to the engine’s coolant temperatures. This plug and play solution utilizes the extra space in the front of the vehicle and replaces the OEM heat exchanger to allow for lower intake air temperatures. Made for the B46, B48 and B58 engines, this heat exchanger is the perfect mod to get the extra cooling your vehicle needs for a higher performance.