The Genuine Donaldson P550440 Fuel Filter – Spin-On Secondary delivers precise filtration for optimal engine performance in heavy-duty and industrial applications. This high-quality filter is designed to boost fuel efficiency, extend engine life, and provide reliable protection for your diesel or gasoline-powered vehicle. Engineered for easy installation and dependable operation, it’s a smart upgrade for drivers who value quality and performance.
Key Technical Details
• Thread Specification: M16 x 1.5 (specifications available on request)
• Efficiency Test Standard: SAE J1985*
• Engine Fit: Compatible with OEM part P550440
• Material Quality: Built to meet strict industry standards
*Additional technical details available on request.
Benefits & Compatibility
• Improves engine longevity and performance
• Enhances fuel delivery and engine efficiency
• Features an easy, tool-friendly installation process
• Fits a wide range of OEM systems including Ford and Caterpillar engines
• Suitable for both diesel and gasoline applications
For premium aftermarket parts, explore our curated selection in the Fuel Filters collection and the Donaldson series.
Shipping & Quality Assurance
• Ships within 1 business day
• Brand-new, genuine product every time
• No minimum order requirements
Proper installation is essential to maximize the filter’s performance. Always consult your vehicle’s maintenance guide for detailed instructions. Enjoy enhanced engine protection with the trusted performance of Donaldson.
