Description
Castrol GTX High Mileage 20W-50 is specifically formulated for vehicles with over 75,000 miles. It contains Phosphorus Replacement Technology, which reduces the level of phosphorus and replaces it with a proprietary additive that preserves your emission system while maintaining robust wear protection. Formulated to clean away existing sludge while preventing new sludge formation to help extend engine life. It is also liquid enginerred to resist viscosity and thermal breakdown.
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