QUICKSILVER 15W40 4L HD – Heavy-Duty Mineral Oil for 4-Stroke Marine Engines

Reliable protection and durability for heavy-duty outboard motors

Quicksilver 15W40 4L HD is a high-quality heavy-duty mineral engine oil specially formulated for 4-stroke marine engines. It delivers excellent protection against wear, thermal breakdown, and corrosion, ensuring long-lasting performance and engine durability under demanding marine conditions.

Certified API CI-4/SL, it is ideal for heavy loads and continuous operation, keeping your engine clean and well-protected.

✅ Features – Benefits:

• Heavy-duty mineral formulation – durability and protection
• API CI-4/SL certified – suitable for demanding marine engines
• Reduces wear, corrosion, and thermal stress
• Perfect for heavy marine applications and long-term use
• Maintains engine cleanliness and reliable operation under load
• Compatible with Mercury, Mercruiser, Yamaha, Suzuki, and others

Trust Quicksilver 15W40 4L HD for dependable protection and top performance in your boat’s engine.