Choose Castrol GTX to actively protect the life of your vehicle. Castrol GTX Double Action formula cleans way old sludge* and protects against new sludge formulation better than tough industry standards.
- Cleans away old sludge and prevents new sludge formation 45% better than industry standards
- Superior protection against engine sludge
- Advanced protection against viscosity and thermal breakdown
- Premium quality base oils and anti-wear additives to help extend the life of your engine
- Helps minimize oil consumption
- When tested in engines with high levels of deposit
- As measured in the Sequence VG Sludge test