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Sierra® 25W-40 4-Stroke Marine Stern Drive Engine Oil.
Formulated to provide excellent lubrication and corrosion protection. Stern drive and inboard engines operate under high load and running stresses.
This product is developed for the marine environment and will out perform standard 4-cycle automotive engine oils. Sierra's 25W-40 oil offers excellent detergency, anti-oxidants, anti-wear, and corrosion protection.More:
- Reduced wear to the internal components
- Protection of internal parts from corrosion
- Cleaner pistons
- Prevention of ring sticking
- Excellent low temperature operating properties
- Sierra quality marine lubricants exceed stringent Sierra & OEM warranty requirements & Synthetic Blend SAE 25W-40
- Recommended for use in Mercruiser, OMC and Volvo Penta.
State Size, as available in the Shopping Cart. Order Today!