All motor oils aren’t created equally. The Valvoline Advanced Full Synthetic SAE 5W-30 is what you want. If you have a high mileage vehicle especially, this oil is one of the most beneficial flids you can buy. Designed with high-temperature protection, this oil will protect your engine in the case of overheating. You’ll also notice increased performance thanks to sludge and varnish protection. If you want to keep your motor clean for years to come, this is how you do it.
Positive Review: “I have been a GM certified mechanic for twenty years, and I only use this stuff.”