Does Valvoline High Mileage Clean Sludge?
Yes, Valvoline High Mileage Motor Oil is designed to help clean sludge and prevent further buildup in older engines. It contains detergents and dispersants that can help clean engine sludge and carbon deposits that build up over time, especially in vehicles with higher mileage (typically over 75,000 miles). How Valvoline High Mileage Helps Clean Sludge…