37820-p13-a12 Obd2 Ecu Honda Prelude H22 on 2040-parts.com

Carbon-fiber parts and a software fix help create a lighter, faster Fiat

Chrysler Group's Mopar parts brand and Italian supplier Magneti Marelli have teamed up on a design exercise based on the 2012 Fiat 500 Abarth that shaved weight and added horsepower. The vehicle, called the Venom, has a number of carbon fiber components -- hood and side mirrors, for example -- that makes it about 200 pounds lighter than the 2,512-pound Abarth. The Venom uses software updates and additional exhaust components to boost the Abarth's standard 160-hp 1.4-liter turbocharged engine's output by as much as 25 percent.

Video: Porsche's Michael Mauer and Mitja Borkert on the new Macan

Porsche style vice-president Michael Mauer has revealed how the new Macan's design was influenced by racecars. In this new video, Mauer and members of his design team explain some of the Macan's development and the team's desire to create "a true Porsche in each segment – a true sports car". Classic Porsche design cues were immediately obvious upon seeing the Macan in the metal in Tokyo and Los Angeles – including its rear and interior – and Mitja Borkert, director advanced design style, identifies other recognizable features.

Mercedes SLS GT3 race car leaks early

The first photos of the new Mercedes SLS GT3 race car have leaked out onto the web ahead of the car's official unveiling in a few weeks time. It does indeed, and that huge rear wing does a lot to balance out the long, long nose of the SLS AMG. The big wing is matched to a monster diffuser, chunky front splitter, aero spats around the nose, deep side sills and a vented rear bumper.