The 2007 Mercedes-Benz SLK is part of the car's second generation, an exhilarating two-seater roadster. Available in either a SLK280, SLK350 or the high-performance SLK55 AMG trim, power comes from a selection of three engines. The SLK280 houses a 228-hp 3.0 liter V6, the SLK350 a 268-hp 3.5 liter V6, and the SLK55 AMG a staggering 355-hp 5.5 liter V8. The SLK280 and SLK350 come with a six-speed manual transmission with an optional seven-speed automatic, while the SLK55 AMG offers the seven-speed automatic as standard. Standard features include tele aid, dual-zone automatic climate control, AM/FM/CD player, while the SLK55 AMG adds heated seats and an upgraded Harman Kardon sound system. Key safety features highlights include an antilock braking system, traction control, an electronic stability system and side-impact airbags that protect the head and thorax. Inside, the SLK is equipped with a traditional Germanic interior with high-grade plastics, metallic accents, and leather upholstery.