Sierra 9440CAT2 Synthetic Blend 4-Cycle Inboard-Sterndrive Engine Oil, 25W-40 FC-W, Qt.

Introducing the Sierra 9440CAT2 Synthetic Blend 4-Cycle Inboard-Sterndrive Engine Oil, the ultimate solution for modern 4-stroke recreational engines. Whether your engine has an emission catalyst system or not, this special blend is specifically designed to meet its unique requirements, ensuring optimal performance and longevity.

With its NMMA FC-W® Certification and API-SL rating, you can trust that this engine oil is of the highest quality. It goes above and beyond to minimize corrosion that can form inside the engine, protecting your investment for years to come.

What sets this engine oil apart is its enhanced detergent and dispersants properties. These properties work tirelessly to suspend and prevent engine sludge formation, keeping your engine running smoothly and efficiently.

Our industry-leading wear protection and deposit control ensure that your engine stays in peak condition, even under extreme performance operations. You can rely on this engine oil to prevent excessive thinning, providing consistent performance when you need it most.

We've also incorporated "ZDDP" anti-wear additive technology into this product, preventing phosphorus depletion and extending the life of your emission catalyst. This means fewer trips to the mechanic and more time enjoying your recreational activities.

Manufactured by Sierra, a trusted name in the industry, this engine oil comes in a convenient quart size. Sold in case packs only, you can stock up on this essential product to ensure you always have it on hand when you need it. Upgrade your engine's performance and protect it from wear and tear with the Sierra 9440CAT2 Synthetic Blend 4-Cycle Inboard-Sterndrive Engine Oil. Don't settle for anything less than the best for your engine.