Are you looking for a way to go green that doesn't hurt your bank account? Go with the red, white, and blue Amsoil. One oil change a year (15,000 to 25,000 miles) and one oil filter. What could be easier? On top of that you are providing your car, truck, motorcycle the very best lubrication. Easier starts, smoother running engine, less wear, better film strength and less volitility (burn off).