Polaris Dragon Iq Shift Switchback 600 700 800 Tunnel Heat Exchanger 144" on 2040-parts.com

2015 Chevy Silverado HD and GMC Sierra HD unveiled at State Fair of Texas

Chevrolet and GMC unveiled new, 2015 heavy duty versions of their recently introduced Silverado and Sierra at -- where else? -- the Texas State Fair. Updates include new exterior and interior styling, new engines and a host of new options.

Donate to help earthquake victims in Japan

With Japan stricken by natural disasters, AutoWeek encourages its readers to donate to the Red Cross. Tens of thousands of people are feared missing or dead, and the country is grappling with the aftermath of earthquakes, a tsunami and a potential nuclear catastrophe. To donate, please click here: www.redcross.org

Nissan Juke Nismo RS at 2013 Los Angeles Motor Show

Nissan Nissan picked the Los Angeles show to reveal a pumped-up Juke Nismo RS version of its popular shrunken crossover. This is the US-spec Nismo RS and changes are likely to be made before it went on sale in the UK, according to officials in LA. The car you see here will go on sale in America in December 2013 and it's likely to jump over the Pond in 2014.