A WORLD-FAMOUS LUBRICANT BRAND. TRUSTED BY MILLIONS OF DRIVERS THE WORLD OVER.
Engine sludge can block vital oilways like cholesterol â€“ which if untreated can deprive an engine of power and, ultimately, its life. Castrol GTX Double Action formula cleans away old sludge, while protecting against new sludge formation, better than tough industry standards. Look after your engine and help extend its life by choosing the right oil from the Castrol GTX range.