Description
MC5E –
The Donaldson P551808 is a heavy-duty, full-flow spin-on engine oil filter designed for Caterpillar diesel engines. Built with durable components and high-quality filtration media, this filter helps remove contaminants from engine oil to protect critical internal engine components and maintain proper lubrication.
Designed for heavy-duty commercial trucks, construction equipment, and industrial diesel engine applications.
These are catalog cross-references, not a guarantee that every filter has identical filtration efficiency, capacity, or service intervals. Confirm the specific replacement against the engine’s requirements before advertising it as a direct interchange.


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