M-Quality Stamp "M" quality is a "High Quality" mark that defines products manufactured in IATF 16949 certified production facilities where Mutlu Battery employs various production technologies. Mutlu Battery maintains these high quality standards in terms of product design and technologies, and maintains its position as a preferred supplier to automotive OEMs. Any product with the "M" quality mark is the ideal solution for you and your vehicle.
learn more... 
