Can you use high mileage oil in a newer engine?

In short, there is no harm in using high mileage oil in low mileage vehicles or newer and newer vehicles. But, the oil is specially designed to target the problems which develop in older cars with more than 75,000 miles of experience. So, it will not be beneficial for younger vehicles or low mileage vehicles.

Can I use high mileage synthetic oil in a new car?

High mileage oil Such oil features additives that help protect seals. This leads to less leakage and oil burn-off, which can be common in older cars. If your vehicle is high-mileage and high performance, it’s suggested that you go with this type of synthetic oil. As a rule of thumb, most new cars require synthetic oil.

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.

When should you 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.

Can I use 10w40 instead of 5w30?

Your vehicle does not use 5W-30 oil. The recommended oil viscosity for your vehicle, according to Kia documentation, is 10W-40. If you drive the vehicle in exceptionally cold weather, well below 32 degrees, you can use 5W-30 oil but even 10W-40 is still perfectly OK to use if outdoor temperatures are below freezing.

Is there any difference between high mileage oil and regular oil?

High-mileage oils have ingredients to take care of older engines, like conditioners, seal swells, antioxidants, detergents and wear or friction additives. The higher-mileage oils are formulated with seal conditioners that increase flexibility and restore shape, which can help prevent leaks in the long run.

Can synthetic oil be mixed with regular oil?

yes. If you don’t have a choice, adding synthetic oil to regular oil can help you out in a pinch. Since motor oils are generally made from the same ingredients (base oil and additives), they are typically compatible when mixed.

What’s the difference between regular oil and high mileage oil?

Is Thicker oil better for high mileage cars?

The slightly thicker oil film from the heavier base weight oil – 10W – can help protect worn engine bearings as well. As long as you’re not hearing knocking or serious mechanical noises from the engine, the heavier oil should buy you many more miles of service from your vehicle.

Can you put high mileage oil in a new engine?

The one reason you don’t want to use high mileage oil in a newer engine is the seal conditioner. The seals tend to shrink over time, and eventually they leak. The conditioner softens the seals and get absorbed by the seal, making it puff back up. You don’t want your newer, perfectly good seals, to puff up any more.

Is Valvoline good for high-mileage engines?

“It’ s really good for high-mileage engines,” said Zhang, though the lubricant’s unique formulation includes more than just seal conditioners. Valvoline’s product, for instance, features extra anti-wear additives as well as additional dispersants and detergents to help break up any sludge and keep things clean.

What kind of oil do new cars run on?

Virtually all new cars run on synthetic oil and are built to MUCH higher tolerances than cars of yore when high milage was 50K miles. They build to tight tolerances for a variety of reasons one of which is better milage/efficiency.

What’s the difference between high mileage oil and conventional oil?

“Most of the high mileage oil will have a seal conditioner,” he said. “Normally they will have more seal conditioners in the formula.” But that’s not the only difference between them and conventional lubricants. “We actually talked to a lot of people with high-mileage [vehicles],” Zhang said. Their top complaint had to do with leaks.