Find all the answers you need
All lubricants conformed to the engines manufacturer recommendations and distributed by oil companies already have all the special additives. It is very important to understand that using additives in oil such as : grinding in oil , superior quality oil and special coat to reduce friction, are unnecessary and may even reduce your engine performance.
So never use a special additive to repair your mechanical problems, and watch out for these quick fix miracle products that are supposed to repair your engine in a flash.
The best solution? Follow all the manufacturer guidelines, they are all mentionned in your maintenance manual. Also, change periodically your oil and oil filter to prevent problems. Your engine will last longer and you will have much more pleasure driving your truck. This will surely save you time and money !