You have normal vehicles that would do fine with oil from normal companies - Shell, Castrol, Mobil, Valvoline, Pennzoil, etc. Use the grade the manufacturer recommends and change the oil every 5,000 miles. Your engines will thank you.
You can pay more, a lot more, if you want but I don't think it will make any difference.
We've had the challenge on "Bob" several times to identify even one engine that had failed because of a lubrication issue that had received oil changes with mainstream oils at reasonable intervals. Still waiting....
You can pay more, a lot more, if you want but I don't think it will make any difference.
We've had the challenge on "Bob" several times to identify even one engine that had failed because of a lubrication issue that had received oil changes with mainstream oils at reasonable intervals. Still waiting....