Klotz® MX4® 10W/40 is designed for use in the new generation of 4-stroke performance motorcycle and ATV engines. Use of this API and JASO Certified Lubricant exceeds manufacturers warranty requirements. TechniPlate® technology is an advanced synthetic lubricity system which contains precision-engineered lubricating molecules that protect engine components from molecular shearing and extreme heat. MX4® is specially formulated for thermal stability and reduced friction.