Petron Plus 4 Stroke Outboard Engine Conditioner was designed with watercraft in mind. With more and more 4 stroke outboards getting out on the water, a quality oil additive was a must have. This product combines the patented formula 7 technology with highest of quality petroleum base stocks in order to deliver a marine oil additive that has numerous benefits. Available in 12oz, 1 gallon, and 5 gallons. 
Key Benefits
Provides added protection against rust & corrosion
Significantly reduces friction
Increases fuel economy
Conditions seals
Quiets noisy outboard engines