Lucas High Mileage Oil Stabilizer is a 100% petroleum product - developed in the laboratory and tested in the field for maximum reliability. The product is a specially blended formulation of premium base oils and petroleum extractives for use in a wide range of engine and gear box applications. Lucas High Mileage Oil Stabilizer is meant to be used as an additive to existing engine or transmission oils. Product Features:Excellent at fighting off sludgeLubricates all internal parts to minimize wear in any engineEliminates the noise, emissions and oil consumption associated with worn engineRaises oil pressure
