3M Engine Oil Additive, Effective Engine Lubrication and Power Transmission (50ml Each, Pack of 2), is now available at a special offer price of Rs.301, with a significant discount of 61% off the regular price of Rs.780. You can find this great deal at Amazon. Enjoy free shipping on orders above Rs. 499 with Amazon Prime membership. For orders below Rs. 499, a shipping fee of Rs. 40 applies. Additionally, fresh products qualify for free shipping on orders above Rs. 799 for non-Prime members and above Rs. 199 for Prime members. Please note that fresh product availability may vary by location.. last updated on November 21, 2023.