What difference did it make? Did you actually feel a difference with the butt dyno?rchboy wrote:i use royal purple in my car. Definately made a difference in mileage and power. I definately recommend it. I forget where i read this but, its not recommended to use until your out of your breakin period.
Trey Fifty Z wrote:what kinda oil do you guys use....im almost at my first oil change.....