Acura's smallest vehicle model enjoys a growth spurt for the 2009 model year. The entry-level TSX returns with a larger, updated exterior and an improved set of available features. The 2009 Acura TSX is geared towards performance-hungry and tech-savvy drivers, with plenty of high-tech gadgets and power under the hood. The 201-horsepower 2.4-liter 4-cylinder engine mates to a 6-speed manual or 5-speed automatic transmission. Front-wheel drive serves up 28 to 30 mpg on the highway. Available features include wireless cell phone link, navigation system, leather upholstery, heated front seats and rearview camera. Safety features are also plentiful, and earn the TSX good crash test ratings. The mid-size luxury sedan comes with a 4-year/50,000-mile warranty.