Denso Iridium Power Spark Plugs (2) New Ixu22 on 2040-parts.com

Lexus GS

Lexus has unveiled the all-new GS sedan at this year's Pebble Beach Concours d'Elegance. It is the fourth generation of the company's mid-size offering - the first generation was initially designed by Giugiaro in 1990. Lexus says the new car brings ‘a more engaging driving experience, bolder design and a more spacious, contemporary interior'.

General Motors draws on global designers for the new Chevrolet Corvette

For the first time, General Motors studios across the world have submitted design studies for the next-generation Chevrolet Corvette. Late last year, Ed Welburn, GM's vice president of global design, invited GM's 10 styling studios to submit design proposals. Some "were absolutely phenomenal," Welburn said.

2009’s 10 most fuel-efficient cars in America: The AutoWeek list

Toyota Prius Hybrid 46 mpg combined Base price: $22,720 Our take: The perennial mpg all-star takes the crown again for 2009. Honda Civic Hybrid 42 mpg combined Base price: $24,320 Our take: Another top contender in reliability and fuel economy, the Honda Civic Hybrid is a smart choice. Smart Fortwo Coupe 36 mpg combined Base price: $12,635 Our take: This funky coupe is the least expensive on our list, proving you can be green without spending it.