We provide 3L 15W-40 Heavy Duty Diesel Engine Oil that drives your vehicle smoothly and does not allow you to feel heavy even when driving for a long period of time. It is responsible for removing the friction among the different spare parts of your vehicle so as to provide smooth functionality. 3L 15W-40 Heavy Duty Diesel Engine Oil is kept in mind that while processing oils no contaminated particles or other dust particles are mixed in it, so as to provide optimum performance to the vehicle.