Vibrant 3-1 Stainless Steel Merge Collector 10330 on 2040-parts.com

Sir Stirling Moss, 81, retires from racing

While participating in a live interview with Joe Bradley of RadioLeMans.com on Thursday, Sir Stirling Moss announced his retirement from the sport that he loves. "This afternoon I scared myself, and I have always said that if I felt I was not up to it or that I was getting in the way of fellow competitors, then I would retire," Moss said. Moss is one of the most recognizable figures in motorsports, with a career that has spanned more than 60 years.

German enthusiasts name TechArt GrandGT the 'Sports Car of the Year'

For the fourth year in a row, readers of German car magazine Auto Bild have selected the TechArt GrandGT as "Sports Car of the Year" in the sedan-tuning category. The GrandGT, from TechArt Automobilidesign GmbH, is based on the Porsche Panamera Turbo and packs 630 hp and 650 lb-ft of torque. The additional power comes from upgraded turbochargers, sport air filters and a tuned engine-management system.

Analysis: why GM is pulling Chevrolet out of Europe

The news that Chevrolet is to leave the western European car market (while staying in eastern Europe and Russia) is not a huge surprise, but it provides an interesting contrast to the success of fellow Koreans, Hyundai and Kia. “Fellow Koreans?” you might say, “but isn’t Chevrolet American?” Yes and no. The Chevrolets we were getting were all made in Korea in the factories that used to be owned by Daewoo, except for the handful of Camaros and Corvettes, which were authentically American.