Synthetic

Does synthetic oil expire while in your engine?

There is no definite time for how long synthetic lubricants should last before expiring. For some manufacturers of synthetic oil such as Mobil, their ...

Synthetic

2008 Prius how often change full synthetic oil and filter

The Scheduled Maintenance Guide recommends changing oil and the filter every 5K miles but is probably talking about standard dinosaur oil.When should ...

Synthetic

Maintenance oil change

Is an oil change considered maintenance?How often do you really need to change your oil?How often do you need an oil change with synthetic oil?Do you ...

Synthetic

Is synthetic oil more harmful than conventional?

Is synthetic oil harmful to humans?Is it bad to switch from synthetic to conventional oil?What are the disadvantages of synthetic oil?Is synthetic oil...

Synthetic

To switch back to regular oil (from semi-synthetic), do I have to (or should I) flush the engine first?

You don't have to do anything special to your engine first, and the synthetic oil isn't going to cause problems in your vehicle that weren't already t...

Synthetic

How important is it to use a Mobil 1 oil filter if you are using Mobil 1 engine oil?

Are Mobile 1 oil filters good?What is the difference between Mobil and Mobil 1?What happens if you use the same oil filter?Does it matter what oil fil...

Synthetic

synthetic motor oil life

It used to be normal to change the oil every 3,000 miles, but with modern lubricants most engines today have recommended oil change intervals of 5,000...

Synthetic

Using synthetic oil with 115k kms (70k miles) [duplicate]

Is it OK to use synthetic oil in high mileage cars?How many miles can you go between oil changes with synthetic oil?At what mileage should you start u...

Synthetic

Weight of oil and synthtic vs conventional question

Is conventional oil thicker than synthetic oil?What is the price difference between synthetic oil and regular oil?What weight of synthetic oil should ...

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