Product review summary
Havoline® Motor Oils with Deposit Shield® Technology deliver value through:
Excellent antiwear protection
Protection against thermal breakdown
Minimal Deposit Formation — Clean engines and clean positive crankcase ventilation systems resulting from minimal deposit formation under heavy load and stop-and-go driving conditions.
Warranty Coverage — Meets or exceeds warranty requirements of car and light truck manufacturers relying on an API SN motor oil.
Excellent high temperature control
- SAE 10W-40 is still a popular viscosity grade in warmer climates, though it is not recommended by most auto manufacturers for their late model North American vehicles.
- It is often used in older model cars that see regular high temperature operation.