Available in Fall 2009, the Audi A3 moves into a market space presently unoccupied in the luxury segment, that of a highly efficient diesel small luxury car. Audi's TDI® clean diesel technology expands the A3 lineup in the direction of efficiency, providing over 40 mpg highway. Highly efficient compact luxury.
The Audi TDI® clean diesel technology expands the A3 lineup in the direction of efficiency, providing more than 40 mpg highway. The A3 TDI® holds a unique position in the Audi family, targeting buyers who need a small but versatile package without sacrificing luxury and sportiness.
On the heels of the Audi Q7 TDI®, the A3 is the second U.S. TDI® clean diesel announcement by Audi.

Design
The design of the A3 TDI® features the Audi signature use of LED lighting with LED daytime running lights with optional xenon lights as well as unique tail lights with LED light guides.
A versatile interior design provides unmatched utility for urban environments.

Dynamics
Driving dynamics include sporty suspension (McPherson front suspension and multilink independent rear suspension), and speed-sensitive electromechanical power steeringPower SteeringThe weight of the engine block on the front end requires assistance for the steering system – power steering.Power Steering .

Powertrain
The TDI® 2.0 clean diesel engine brings with it S tronicS tronicS tronic, Audi's revolutionary direct shift gearbox (formerly DSG) combines the advantages of a conventional six-speed manual-shift gearbox with the qualities possessed by a modern automatic transmission.S tronic and front wheel drive, along with 140 hp, 236 lb-ft torqueTorqueTorque is what causes rotational speed to change. Just as greater net forces cause greater linear accelerations, greater torques cause greater rotational or angular accelerations.Torque , in-line 4 cylinder turbocharged clean diesel with common rail direct injection and piezoelectric injectors.