Motorex Boxer 4T (SAE 15w50) 4 Litre (4 Per Box) Synthetic high-performance engine oil, specifically for use in 4-stroke boxer engines. Guarantees a stable lubricating film and a constantly high oil pressure under all operating conditions and lowers the friction in the engine significantly. Product Features: Synthetic performance Ideal for air/oil-cooled engines Optimised for separate engine and gearbox lubrication Reduces oil consumption Catalytic converter tested Field of Application: MOTOREX BOXER 4T SAE 15W/50 engine oil is specially developed for boxer engines (e.g. BMW). It provides an excellent solution to meet the specific requirements of air/oil-cooled engines and for separate engine and gear lubrication. Tests conducted in cooperation with experts at AC SCHNITZER, the BMW tuning specialist, guarantee maximum performance. Specifications: API SJ, API SL, API SM, API SN, JASO MA2   *Image for Illustration Purposes Only