The Caterpillar 1R-1808 is a genuine "Advanced Efficiency" engine oil filter designed for high-contamination control in heavy-duty engines. It is specifically built for Caterpillar engine families such as the 3406E, C9, C13, C15, and C18.
If you need an alternative brand, the following filters are direct replacements for the 1R-1808:
This product can expose you to chemicals including Lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
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