Castrol GTX High Mileage Motor Oil is liquid engineered with Phosphorous Replacement Technology to replace some of the phosphorous with an advanced additive that maintains robust wear protection. When you want to extend the life of your high mileage engine and emission system, and find out how many miles you can go on a high-mileage oil, there is no better choice than Castrol GTX High Mileage Motor Oil.

Castrol GTX High Mileage 5W-20 Synthetic Blend Motor Oil, 5 Quarts

Key Features:

• Phosphorus Replacement Technology to help extend the life of the emission system
• Superior dispersancy that fights sludge build up
• Exceptional oil burn-off protection exceeding industry standards*
• Seal conditioners to help reduce leaks
• Advanced additives that minimize engine wear
• Improved fuel economy**