4 Seasons Anti-Freeze 50% Premix 5L

4 Seasons Anti-Freeze 50% Premix delivers reliable engine protection with a ready-to-use aqueous solution. This nitrate-free, phosphate-free formulation meets ASTM D3306 and D4985 standards, compatible with major OEM specifications including Porsche, VW, Audi, Mercedes, BMW, and Ford. The super-stabilized silicate inhibitor package resists corrosion and extends service intervals to 2 years. Use at full strength for standard petrol and diesel engines, or dilute with purified water for heavy-duty applications. Ideal for year-round cooling system performance.