The CSF Radiators OEM+ Performance Oil Cooler manages engine oil temperatures in your Porsche 911 964 or 993 by improving cooling efficiency during operation. Built to replace the original Längerer & Reich unit, it features high-flow components and upgraded materials to enhance oil circulation, heat dissipation, and durability under load.Explore the technical features that contribute to improved performance and reliability:50mm Dual Pass Tube-and-Fin Core: Uses a modern dual pass configuration with a 50mm high-performance tube and fin layout, increasing core volume by 16% to provide more effective heat transfer, resulting in improved control over oil temperatures during extended use.Stainless Steel Wide Mouth M30 x 1.5 Fittings: Incorporates precision-engineered fittings with a 50% increase in flow capacity compared to the original fittings, allowing greater oil volume movement through the cooler, which supports reduced restriction and improved thermal efficiency.All-Aluminium TIG-Weld