Originally Posted by Zatanna Z

Is ester oil apart of full synthetic oil? I'm using full synthetic oil so I don't know if maybe that has something to do with it, because I was doing high revs and a lot of racing around. My oil must be burning clean because there isn't any black smoke coming out of my exhaust? But yes the stealership is changing my oil due to the fact of following the rules to keep the engine warranty. Otherwise I'd change the oil myself.