The 2003 Audi RS 6 is a high-performance luxury sedan that is part of Audi's C5 generation. Audi released it in a single trim, produced for 2003 and 2004, which is powered by a 4.2 liter twin-turbocharged V8 engine, producing an impressive 450 horsepower and 415 lb/ft of torque. The RS 6 boasts a 5-speed automatic transmission and standard Audi's Quattro all-wheel drive system. Externally, it differentiates from regular A6 models with more aggressive styling and flared wheel arches. Inside, it boasts premium leather upholstery, Bose audio system, and an advanced for its time navigation system. Safety features include antilock brakes and electronic stability control. The 2003 RS 6 personifies Audi's reputation for blending performance with luxury in a subtle package.