Drivers and mechanics have trusted Castrol GTX for over 50 years to help extend engine life.
Castrol GTX’s 3X-Clean formula has been developed to fight the three main causes of engine sludge: heat,contaminants and short trips. By cleaning away existing sludge and creating a barrier that helps stop deposits from forming, Castrol GTX keeps engines cleaner for longer, 35% cleaner than industry standards. This means drivers and their vehicles enjoy more years together.