Castrol GTX

Castrol GTX boasts cleaning power unrivalled by any other engine oil, designed to provide the very best protection to older engines and those prone to buildup of sludge and deposits. Engine sludge is one of the key causes of engine deterioration and a loss of power, making keeping your engine's vital passages and pathways as clear as possible. If the engine is the heart of your vehicle, Castrol GTX is here to clear it of bad cholesterol. For this reason, oils like Castrol GTX 15W40 have long been successful with many of the world's most discerning drivers.

How Does Castrol GTX Work?

Castrol GTX uses a unique double action formula that not only clears away sludge and deposits but also leaves a protective layer to prevent the buildup of new ones. Castrol GTX is also formulated with the best base oils and anti-wear additives to ensure that your engine is constantly protected and set up to lead a long, healthy life.

It's no wonder that GTX was Castrol's flagship oil for such a long time. With a range of oils that are made to suit both modern engines and high-mileage vehicles, Castrol GTX is an outstanding entry-level choice at a great price.

Castrol GTX 15W40

The cream of the crop within the Castrol GTX range, Castrol GTX 15W40 is designed for use in cars and light commercial vehicles and offers the anti-sludge and deposit-fighting benefits that this line of engine oils is justifiably famous for. The impeccable level of daily protection offered by Castrol GTX 15W40 makes this a natural choice for any driver, offering the full power of Castrol’s widely admired “liquid engineering”.