

Our marine diesel and gasoline additives help owners of working boats and pleasure craft lower operating expenses and protect marine ecosystems.
O.P.T Marine +C5/AD™ is specially designed to elevate ones boating experience to a new level. It is safer, cleaner and with the upgrade in cetane value, the fuel provides turbo-charged type performance. It was designed to remove and prevent deposits which can deteriorate fuel economy and emissions. It also increases the thermal stability of fuels not allowing the fuel to break down under high temperatures
OPT Marine G/A™ is formulated to meet the challenges associated with weather changes and in dry dock to maintain peak performance during extreme conditions. It cleans and protects the entire fuel handling delivery system enhancing safety on the water.
OPT™ Marine Power is a lubricity additive uniquely combined with a dispersant-stabilizer and combustion catalyst that keeps the fuel system clean and improves the combustion of fuel. It improves lubricity, cetane number, provides injector detergency, corrosion inhibition, and fuel stabilization. It removes and prevents deposits in the fuel system which can deteriorate fuel economy and emissions. Designed for handling at low temperatures.

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Slipstream® Customer Testimonial
"As a charter boat captain, reliability and performance are everything. Running daily tours means my engines take a beating, and fuel quality is a major concern. Since using Slipstream Diesel Additive, I've noticed a significant improvement in engine response, fuel efficiency, and overall performance. Our fuel burn is more consistent, and we’ve seen reduced smoke and buildup, which is a game-changer for keeping our maintenance costs down."
"Out on the water, dependability is key—not just for the crew, but for our guests who expect a smooth ride. Slipstream has helped keep our engines running cleaner and stronger, and I highly recommend it to any commercial operator who depends on their diesel engines day in and day out."
Capt. Skip Feller
Rudee Tours


