Sierra 9440CAT4 Synthetic Blend 4-Cycle Inboard-Sterndrive Engine Oil, 25W40 FCW, 5 Qt.

Introducing the Sierra 9440CAT4 Synthetic Blend 4-Cycle Inboard-Sterndrive Engine Oil, the ultimate solution for your modern 4-stroke recreational engines! With its unique formulation, this oil is specifically designed to meet the demanding requirements of engines with or without emission catalyst systems.

Engineered to perfection, this oil is NMMA FC-W® Certified and API-SL approved, ensuring top-notch performance and reliability. Say goodbye to corrosion that can harm your engine, as this oil minimizes its formation, keeping your engine running smoothly for longer periods.

What sets this oil apart is its enhanced detergent and dispersants properties, which effectively suspend and prevent engine sludge formation. No more worrying about harmful deposits clogging up your engine!

With industry-leading wear protection and deposit control, this oil guarantees optimal engine performance and longevity. It prevents excessive thinning even under extreme operating conditions, providing you with peace of mind during high-performance operations.

Our secret weapon lies in the "ZDDP" anti-wear additive technology, which not only prevents phosphorus depletion but also extends the life of your emission catalyst. This means fewer replacements and more savings for you!

Manufactured by Sierra, a trusted name in the industry, this oil is made with the highest quality standards. The 25W40 grade ensures excellent viscosity for a wide range of engines, while the generous 5-quart size ensures you have enough to keep your engine running smoothly for multiple oil changes. Don't settle for subpar engine oil when you can have the best. Upgrade to the Sierra 9440CAT4 Synthetic Blend 4-Cycle Inboard-Sterndrive Engine Oil today and experience the difference it makes in your engine's performance and longevity.