Features Internal And External Heat Dissipating Fins. Increases Efficiency w/Added Stamped Turbulator. Removable Brackets Allow Cooler To Be Clocked. Clear Anodized Finish. Hardware Kit Includes Aluminum Hose Barbs Fittings. Compact 3 in. Diameter. Single Pass Cooler Design. Includes 3/8 in. Hose Barb Fittings. Rated At 250 PSI Working Pressure/300 PSI Burst Strength. Heat Sink Cooler Engine Oil Cooler