High-Quality Excavator Engine Oil Cooler (Model: D12D-7P, Part Nos.: 20700516/20712461/20745961/1675774) Designed exclusively for excavators equipped with the D12D-7P engine, this engine oil cooler is a critical component to maintain optimal engine performance and longevity, covering four core part numbers—20700516, 20712461, 20745961, and 1675774—to ensure precise compatibility with specific excavator models, eliminating fitment risks for maintenance teams. Crafted with high-quality heat-dissipating materials, the cooler efficiently regulates engine oil temperature, preventing overheating even under heavy-duty working conditions (such as long-hour digging or high-load operations); its robust structure resists corrosion, impact, and pressure, reducing frequent replacement needs and lowering maintenance costs. Every unit undergoes strict quality testing to meet industrial standards, guaranteeing consistent heat-exchange efficiency and reliable operation—whether for routine maintenance or emergency part replacement, this oil cooler delivers stable performance, safeguarding the excavator’s engine from wear caused by abnormal oil temperatures and extending the overall service life of the equipment.