Mazda is aiming to cut weight on all of its products in the name of performance and fuel efficiency. And, every gram counts! The auto maker has cleverly dubbed this pursuit as their "gram strategy."

With the recent debut of the ultra-lightweight MX-5GT, we can clearly see the benefits of the gram strategy put into practice. The roadster, specially designed to compete in the Britcar MSA British Endurance Championship, weighs a mere 1,874 pounds…