Sierra Marine
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Sierra 4-Stroke 25W-40 Engine Oil is blended with premium grade synthetic and mineral based stock combined with superior designed additives formulated for the stress endured by sterndrive and inboard engines. This oil was developed for the marine environment and will outperform standard 4-cycle automotive engine oils. Sierra's 25W-40 oil offers excellent detergency, anti-oxidants, anti-wear, and corrosion protection. This oil provides numerous benefits for your boat engine including reduced wear of internal components, cleaner pistons, and it helps prevent ring sticking. Sierra 25W-40 oil also provides excellent low temperature operating properties.
Features:
Interchangeable with:
Click to Download Sierra Synthetic Oil MSDS
California Residents: WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov
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