The 2009 Audi A4 is redesigned, growing larger and gaining more power. Audi's top-selling car line features 4-door sedans and Avant wagons. The Cabriolet convertible will continue with the 2008 body style, as will the high-performance S4 version of the Cabriolet. Both the sedan and wagon offer Audi's quattro all-wheel drive, and sedans will be available with front-wheel drive. Sedans and Avants come in 2.0T trim and feature a turbocharged 211-hp 2.0-liter 4-cylinder engine. The 3.2 quattro is a sedan only. It has a 265-hp 3.2-liter V6. A continuously variable automatic transmission is standard on front-wheel drive 2.0Ts. 2.0T quattro models are available with a 6-speed manual or 6-speed automatic transmission. 3.2 quattros are available only with the 6-speed automatic. Available safety features include ABS, traction control, antiskid system, front side airbags, rear side airbags, and curtain side airbags. Other available features include a navigation system; Audi's MMI control for audio, climate, and other functions; a self-opening trunklid; Audi Drive Select, which allows the driver to customize steering and suspension settings; blind-spot alert; keyless entry and starting; a wireless cell phone link; and a rearview camera.