Is high mileage oil better than regular oil?
High-mileage motor oil doesn’t hurt and it could prevent leaks from starting.
In addition to having seal conditioners, high-mileage oils usually boast more detergents designed to clean out sludge inside the engine, plus other additives meant to reduce wear on moving parts..
Can I mix high mileage oil with regular oil?
It won’t hurt anything to mix the oils, one can even mix synthetic with non-synthetic.
What is the best oil to use in a high mileage car?
#1 – Mobile 1 High Mileage Synthetic Oil Mobile 1 High Mileage is a synthetic motor oil which is formulated to keep high mileage engines alive for as long as possible. The oil is more resistant to higher temperatures and has a less chance of causing leakage.
Is high mileage oil worth it Car Talk?
In general terms, high-mileage oil probably costs a bit more than a comparable standard lubricant, but if your car has been around the block a few hundred thousand times, the benefits can be well worth the added expense. For instance, the abovementioned seal conditioners can be surprisingly effective.
When should I start using high mileage oil?
The first is to switch when your vehicle reaches 75,000 miles. The second is to switch if your older vehicle is beginning to show signs of engine loosening. If you notice an oil drip, that’s a sign you should start using high-mileage engine oil.