Castrol 1 qt. 10W-30 GTX High Mileage Oil

Product Description

Castrol GTX High Mileage 10W-30 Synthetic Blend Motor Oil is ideal for older vehicles. Semi-synthetic oil is recommended for vehicles with over 75,000 miles. This is the best synthetic motor oil for an improved fuel economy. Synthetic motor oil helps prevent emission system failure and extend the life of your high mileage vehicle. All motor oils contain phosphorous to help prevent engine wear. Phosphorous is an industry recognized catalyst poison. To help prevent catalytic converter and emission system failure, Castrol GTX High Mileages patented advanced technology is specially formulated with less phosphorous than other leading oils while still delivering unsurpassed protection against slu…