Designed for modern diesel car and light commercial engines, Castrol GTX Diesel 15W-40 Engine Oil is an example of Castrol's liquid engineering at its best. The state-of-the-art engineer oil protects your machine against a whole range of common diesel problems including soot build-up and harsh deposits.
The incredible cleaning power of Castrol GTX Diesel 15W-40 means that the performance of your engine is protected. This Castrol engine oil is designed for cars and light commercial vehicles that specify API CH-4 or earlier. Note This oil is not recommended for vehicles fitted with Diesel Particulate Filters or petrol engines with catalytic converters.