Dee-zee Side Tube Steps Dz3700291 on 2040-parts.com

Walt Arfons: 1916-2013

No one seemed to know why the two brothers stopped talking, but their resulting rivalry led to some of the fastest cars ever built, two of which went more than 600 mph. Walt Arfons battled his half-brother Art on the Bonneville Salt Flats and at dragstrips across the country, but the pair rarely spoke over the course of one of the longest and most intense motorsport rivalries ever. Walt and Art started out working together, building a three-wheeled dragster in their native rural Ohio in 1952.

BMW releases power kits for the 135i and 335i models

BMW 135i and 335i models can now be retrofitted with two new performance power kits for more muscle and speed. The Version 1 kit has new engine software to optimize performance, while Version 2 tacks on an auxiliary water cooler and radiator fan to keep the engine from getting feverish during extreme driving. With either kit, horsepower increases by 20 hp, to 320 hp, on both models, and torque jumps to 332 lb-ft for models equipped with automatic transmission.

Porsche shows off 911 Carrera technology in new video

Porsche posted a video on its YouTube channel on Monday, and it nearly slipped right by us. It's a promotional piece that tries to make you want a new 911 Carrera. It does a good job.