Quicksilver Performance DFI 2-Stroke Oil 1-Gal is engineered to meet the rigorous demands of direct fuel injection (DFI) outboard engines. Its advanced synthetic blend enhances lubricity, reduces carbon buildup, and minimizes smoke emissions, ensuring optimal engine protection under higher temperatures and lower oiling rates. Designed specifically for DFI systems, this oil delivers superior performance and durability, though it is not suitable for all TC-W3 applications. Ideal for maintaining engine efficiency and longevity in demanding marine environments.