Looking for a replacement radiator for your LML Duramax? CSF has you covered with the 3584 OE Replacement Radiator. This top-quality radiator is manufactured from the highest quality components for a great quality replacement, and is designed to match the performance of your original equipment (OE) radiator. CSF is an ISO certified cooling system manufacturer with many OEM customers, and is an industry leader in automotive cooling with OE and performance aftermarket products. Their state-of-the-art testing facility includes wind tunnel, burst pressure testing, vibration testing, thermal cycle, and salt spray corrosion testing to ensure that their products meet or exceed your expectations. So whether you're looking for a direct replacement for your OE radiator or an upgrade to improve cooling performance, CSF has the right solution for you. Order your CSF 3584 OE Replacement Radiator today!