Castrol GTX High Mileage 5W-30 is the No. 1 consumer high-mileage brand of motor oil. It's a synthetic blend engine oil that helps extend the life of engines by protecting against sludge, wear and burn-off. Engineered with Phosphorous Replacement Technology, it also protects emission systems by replacing some of the phosphorous that can damage catalytic converters.
Product Features:- Phosphorus Replacement Technology helps extend emission system life
- Superior dispersancy that fights sludge build up
- Exceptional oil burn-off protection exceeding industry standards(1)
- Seal conditioners to help reduce leaks
- Advanced additives that minimize engine wear
- Improved fuel economy (2)
- (1) Based on API and ACEA volatility specifications
- (2) In 5W-20, 5W-30 and 10W-30 grades versus industry specifications
- API SP/SN PLUS/SN/SM
- ILSAC GF-6
- Meets Ford WSS-M2C946-B1
- Meets Ford WSS-M2C961-A1