120w 24" Led Work Light Bar Combo Driving Light Lamp Offroad 4wd Jeep-180w/240w on 2040-parts.com

Mazda to use regen brakes to boost fuel economy 5 to 10 percent

Mazda is adding a fuel-saving technology that harnesses wasted brake energy in the redesigned Mazda6 sedan due early next year. The approach uses regenerative braking to convert kinetic energy into electricity that is stored in a capacitor. The car later taps that capacitor to power the fuel pump, lights, audio, air conditioning and transmission and engine control systems.

Porsche celebrates 50 years of the 911 at Pebble Beach

Seven generations across 50 years; nobody has ever matched what Porsche has done with the 911. What started out as the Porsche 901 quickly became the 911 – and wouldn’t take long to become a legend. As one of the most accomplished road-going supercars ever created, it's easy to see why the 911 is also a consummate champion in the motorsport arena – and to celebrate that fact, at Pebble Beach 2013 there was a huge array of road and race 911s, courtesy of Porsche itself along with a stack of private owners.Click through the gallery to see our pick of these great cars...

BMW previews new M4

BMW has revealed several retro-fit enhancements for the new 4-series coupe, part of its M-Performance line of options. In the process the company has provided the first clues to its upcoming M4's appearance; the M4 will replace the just-discontinued BMW M3, and sources tell Autoweek the new performance coupe will make its world debut at the Detroit auto show next January. The performance package consists of an aggressive aero kit, various interior trim upgrades and suspension modifications.