Your vehicle's engine is always under constant strain - especially when it's running at higher revs. So that it doesn't break down and performs its function properly - it needs to be lubricated all the time. Keep an eye on the quality and level of the oil in your engine - it's a key element in keeping everything in your engine running smoothly. Don't forget to change the oil on time so that it doesn't get dirty and destroy your engine. The ideal interval for an oil change is 5,000 miles.