Marathon Quicksilver 4-Stroke Marine Oil 25W-40

Quicksilver outperforms automotive oils in marine applications because of its specialized additive package designed for marine engines.  The NEW mineral 4-Stroke oil is also now approved for use in all outboard engines; previously only our syntetic blend could make this claim.

3 things to know:

• For use in all 4-Stroke marine engines – New formula 4-Stroke oils are engineering approved for all marine 4-Stroke applications, including: Outboard, Mercruiser, High Performance, Stern Drive/Inboard, and exceeds all marine industry 4-Stroke oil requirements including FC-W and FC-W Catalyst Compatible.
• Flagship engine and corrosion protection – Industry leading strength and viscocity retention and ultimate corrosion and wear protection .
• The most recommended marine oil – Over 5 years of engineering and decelopment by the largest marine engine manufacture in the world.

25W40 recommended in all Marine Engines