It also contains a proprietary additive to protect the emisssion system. Exceptional oil burn-off protection exceeding industry standards | Seal conditioners to help reduce leaks.
Castrol GTX Full Synthetic High Mileage is a full synthetic oil engineered specifically for vehicles with over 75,000 miles. It provides enhanced protection against wear, leaks, oil burn off and power robbing deposits.
Castrol® GTX® Full Synthetic 5W-30 motor oil provides maximum protection to help fight the impact of severe conditions that can potentially shorten engine life. When tested in engines with high level of sludge.
It also contains a proprietary additive to protect the emisssion system. Exceptional oil burn-off protection exceeding industry standards | Seal conditioners to help reduce leaks.