Shiyan Mingqi Industry and Trade Co., Ltd
CN
Oil Cooler Core Compatible with Dongfeng Cummins 6BT5.9 — Part No. 3957544
This high-performance oil cooler core is specifically engineered and rigorously tested for seamless compatibility with the Dongfeng Cummins 6BT5.9 diesel engine, ensuring optimal thermal management under demanding operational conditions. Designed to meet or exceed original equipment manufacturer (OEM) specifications, it delivers reliable heat dissipation, extended service life, and consistent oil temperature regulation—critical for maintaining engine efficiency, reducing wear, and preventing overheating during prolonged heavy-duty use. Its precise dimensional accuracy, robust aluminum construction, and optimized internal fin geometry guarantee trouble-free installation and superior cooling capacity. The unit carries the genuine Cummins-approved part number 3957544, confirming its direct interchangeability with factory-fitted components and validating its adherence to stringent quality, durability, and performance standards established by Cummins and Dongfeng.






Copyright © 2026 Shiyan Mingqi Industry and Trade Co., Ltd
Contact: Han Tao
Contact phone:+(86) 15072907917+(86) 15071591358
WhatsApp:+86 15072907917
WeChat:+86 15072907917+86 18671909936
Email: symqgm@126.com
Address: 2-6, Building 2, Haili Industrial Park, Auto Parts City, Shiyan Economic and Technological Development Zone, Hubei Province
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