Car Care
Recommended Articles
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Motor Oil Specifications
An ever-changing alphabet soup
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Motor Oil Myths
Separating facts about friction
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Synthetic Oil
Mother Nature plays second fiddle to this modern marvel
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Brake Fluid
Are DOT 3 and 4 good enough?
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Bleeding Brakes
Easy, effective preventive maintenance
Motor Oil Myths
- Switching between conventional and other types of motor oil is bad for my engine.
- Conventional, synthetic blend, synthetic, and high mileage motor oils are compatible. Mixing or switching between types of motor oil is not harmful to your engine.
The Valvoline Guarantee
Use Valvoline and guarantee your engine for up to 300,000 miles. Some limitations apply.
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