Walker 16456 Catalytic Converter on 2040-parts.com

Fiat future products: Look for more 500s

Next year two Fiat 500 models are scheduled to join the 500 and 500C convertible, which already are on sale as 2012 models. Cars arriving next year will be a sporty Abarth version and an electric. A fifth car will join the lineup in 2013: a four-door, five-seat, high-roof subcompact.

2011 Chevrolet Volt faces toughest test--consumers

Scientists, journalists and a slew of other alleged experts have all weighed in on the 2011 Chevrolet Volt, and now the only verdict that truly matters--the public's--will be rendered. General Motors said 6,348 consumers have taken the extended-range car for a spin during a 12-city “Volt Unplugged Tour,” and not surprisingly, GM's reviewers like it. Still, initial feedback does appear to be truly positive.

McLaren 650S GT3 race car at 2014 Festival of Speed

By Nikolai Attard First Official Pictures 30 June 2014 12:53 The all-new McLaren 650S GT3 was officially revealed at the Goodwood Festival of Speed this weekend, wearing McLaren’s historic number 59 livery. This is the latest track-focused race car bound for 2015’s GT3 championship and is based on the McLaren 650S and the same carbonfibre MonoCell chassis. Large air intakes and a massive front splitter dominate the new McLaren’s front end, giving it a more aggressive look while new lightweight carbonfibre bodywork wraps around redesigned air intakes for better cooling.