Synthetic 4T Snow Oil - 0W-40 - 1 LCaracteristicas: Full synthetic, ester fortified 4 stroke engine oil Recommended for all OEM equipment Formulated for snowmobiles and work utility engines operating in cold weather extremes Protection and oxidative stability at any temperature Superior protection and oxidative stability at any temperature Reduces temperature and increases power output Shear stable, ester fortified formula maintains oil viscosity and film thickness Surface active