Briton SAE 20W50 4T is a good quality four stroke motorcycle engine oil. This advanced lubricant is formulated using high grade base oils and latest additive packages. The premium quality 4T oil extends protection to modern motorcycles having 4 stroke engines in normal and extreme conditions. It helps reducing exhaust smoke and improves fuel consumption. It prevents piston ring sticking, exhaust system deposit formation and spark plug common problems. It meets the modern JASO standards.