The Donaldson P166902 HMK04 Head Assembly is an authentic, high-quality component built to deliver reliable performance for your HMK04 Duramax fuel and oil systems. Backed by precise engineering and proven durability, this head assembly is essential for ensuring clean and efficient operation. Tailored specifically for HMK04 Duramax applications, it is the ideal choice for anyone looking for a trusted Donaldson Head Assembly.

Technical Features

• Inlet/Outlet: SAE 16 port – ensures a secure connection and optimal fluid flow
• Filter-to-Head Thread: 1 3/8-12 UN – designed for precise installation
• No Bypass Valve – promotes consistent fuel and oil regulation
• Compact Dimensions and Secure Fit – engineered to meet strict standards for HMK04 systems

Compatibility & Benefits

This assembly is crafted exclusively for HMK04 Duramax systems, delivering peak performance and long-lasting reliability. It meets the demanding needs of both hobbyists and professional drivers. When you purchase the Donaldson P166902 Head Assembly, you also benefit from fast shipping—typically within 1 business day—and the assurance of receiving genuine, brand-new parts with no minimum order requirements.

For additional Donaldson products and aftermarket parts, feel free to browse our exclusive collections at Donaldson. Experience high performance with a part engineered for precise functionality and supported by over 35 years of expertise.