Quicksilver's 4‑Stroke oil technology outperforms automotive oils in marine applications because of its specialized additive package designed for marine engines.

• 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 viscosity retention and ultimate corrosion and wear protection. Industry leading strength and viscosity retention and ultimate corrosion and wear protection
• The most recommended Marine Oil ‑Over 5 years of engineering and development by the largest marine engine manufacturer in the world.