I have a huge stock of Castrol EDGE Extended performance oil in the 5w-20 weight. I know the engine calls for 0w-20, but since I have the oil. If it won't harm the engine I would consider using it. The car I will use it on has 100K on it now and was curios. I tend to change oil every 5K and...
I just purchased a brand new 2016 Ford Focus SE 2.0L - Got it for a good deal and want to keep her running a long time. I just gave up a Jetta I had for almost 250K and it still runs great... but since this is a new era with all new "chemicals" - Does my cars engine work better with a specific...
