Auto Meter 880081 Ford Racing Series; Electric Voltmeter Gauge on 2040-parts.com

2011 Buick Regal to start at $26,995

The 2011 Buick Regal will start at $26,995 for the CXL model when it goes on sale in the spring. The base car is powered by a 2.4-liter four-cylinder engine that makes 182 hp. For a bit more power--and fun--enthusiasts can upgrade to the turbo model, which starts at $29,495.

Carlsson improves upon the Mercedes SL63 AMG

Not happy with only 518 hp and a 4.5-second 0-to-60-mph time from your shiny new Mercedes-Benz SL63 AMG? Lucky for you, the German tuners from Carlsson are now offering performance-upgrade kits in the United States. Through GGI European Tuning in Miami--the exclusive North American importer of Carlsson parts--SL63 owners can massage their rides to churn out 600 hp and 520 lb-ft of torque and to handle better than stock.

Women-only Rallye A

Somewhere in the deserts of Morocco there's an array of thin plumes of dust heading west towards Erfoud, near the Algeria border. The 160 teams of women have no directions, GPS, even binoculars. For the next 13 hours, they must make their way across the Western Sahara to the next checkpoint.