This oil cooler was designed specifically for Harley-Davidson® to out-perform all other coolers in the industry. The cooler features a unique "Turbulator" system that evenly distributes oil across the cooling chambers.;Side mount;Air fins designed to efficiently dissipate heat;Large heat exchanger provides excellent cooling efficiency;Kit features a one-piece adapter plate with integrated thermostat that allows oil line to connect to the oil filter bracket;Thermostat activates at 185 degrees (85 degrees C);Kit includes all required mounting hardware and precut oil lines;Also includes gloss black Oil Cooler cover