Castrol GTX is one of the world’s most trusted engine oils. Poor fuel quality, heat and tough driving conditions can all lead to sludge that potentially shortens engine life. Sludge is a sticky deposit that builds up in an engine’s vital oil-ways and it can prevent oil from protecting the engine. Castrol GTX ULTRACLEAN’s Double Action formula cleans away old sludge, and protects against new sludge formation, giving you more control over today´s challenging conditions.
Provides 50% superior sludge protection compared to tough industry standards (vs API SN industry standards).
Protection against viscosity and thermal breakdown.
Protection against high temperature deposits.
Premium quality base oils and anti-wear additives that extend the life of your engine.