Preventing Diesel Fuel Gelling and Freezing in Cold Weather

Cold weather poses significant challenges to diesel engines, particularly concerning fuel gelling and freezing. Understanding these issues and selecting the appropriate additives can ensure your engine operates smoothly even in harsh conditions.

Diesel Fuel Gelling

At low temperatures, diesel fuel can thicken due to the formation of wax crystals, leading to a gel-like consistency. This gelling can obstruct fuel lines, filters, and injectors, causing performance issues or even preventing engine startup.

Diesel Fuel Freezing

Apart from gelling, the water content in diesel fuel can freeze, forming ice crystals that block fuel flow and potentially cause corrosion within the fuel system.

Choosing the Right Additive

To combat these issues, it's essential to use additives designed to prevent both gelling and freezing. Anti-gel additives lower the temperature at which wax crystals form, keeping the fuel fluid. Additionally, water-dispersing additives help eliminate water content, preventing ice formation.

Recommended Product

For comprehensive protection against cold weather challenges, consider the 4+ Arctic Additive. This additive is formulated to prevent both fuel gelling and freezing, ensuring optimal engine performance in low temperatures.