LowRollingResistanceTire

Porsche has boosted the fuel efficiency of the Panamera for the 2011 model year by adding brake energy regeneration and optional lower rolling resistance tires. The same feature has been available on many BMWs for at least two ...

Of all the tips and tricks that are known to save fuel on modern-day cars and trucks, one that often gets overlooked is getting the right set of tires mounted up. Of course, nobody wants to use an inferior set of tires in the hopes of saving just a wee bit of gas, so Consumer Reports decided it was ...