15W-40 API SL
FLOW TECH 15W-40 SL is a dependable, multi-grade engine oil formulated to meet API SL performance standards, making it suitable for a wide range of gasoline engines, particularly older models and high-mileage vehicles. Blended with quality base oils and effective additive technology, it provides reliable protection against engine wear, sludge formation, and deposit build-up, helping to maintain engine cleanliness and durability over time. Engineered for consistent performance under varying operating conditions, it offers good thermal stability and resistance to oxidation, ensuring stable viscosity even at higher temperatures. Its robust formulation supports smooth engine operation, reduces friction, and delivers dependable lubrication during both city driving and long-distance use. With balanced cold-start performance, 15W-40 SL ensures proper oil circulation at startup, helping to minimize wear and extend engine life while remaining a practical and economical choice.
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