Designed for high performance, 4-stroke outboards, gasoline inboards and stern drives. Protects under the most severe marine operating conditions.

• Provides excellent protection against piston deposits and ring sticking 
• Provides protection against moisture and corrosion in marine engines under harsh marine conditions 
• Provides performance-boosting additives targeting the needs of a marine engine 
• Meets all 4-stroke outboard manufacturer's requirements 
• Provides greater fuel efficiency as compared to 2-stroke marine oil

Surpasses API requirements for SJ, SL, and SM. Exceeds OEM requirements and FC-W^® Catalyst Compatible Specifications (Lic. # FC-020436A).

NOTE: DO NOT USE IN 2-CYCLE OUTBOARDS OR OTHER 2- CYCLE ENGINES