This comprehensive Audi A4 S4 2003-2006 Parts Manual is a valuable resource for technicians, mechanics, and owners. It contains a detailed listing of all parts used in the Audi A4 S4 models from 2003 to 2006. This catalog provides complete and accurate information for every part, including its description, part number, and quantity. The manual is organized in a user-friendly manner, allowing you to easily find the information you need. It covers a wide range of components, including the air filter, transmission, brake and cooling system, engine, exhaust, steering, suspension, tires, valves, and lights. With this manual, you can confidently identify and order the correct parts for your Audi A4 S4, ensuring a smooth and efficient repair process. You can find complete technical data just as it was originally published by the manufacturer. This manual is an essential tool for anyone who wants to maintain or repair their Audi A4 S4.

The Audi A4 S4 is a high-performance variant of the Audi A4, produced from 2003 to 2006. This generation, known internally as the B6 chassis, introduced a significant departure from its predecessor. The S4 adopted a new 4.2-liter V8 engine, a significant upgrade in power and performance compared to the inline 6-cylinder engines in previous generations. This engine boasts 340 horsepower and 302 lb-ft of torque, delivering thrilling acceleration and a signature V8 rumble. Coupled with a six-speed manual or optional Tiptronic automatic transmission, the S4 could sprint from 0 to 60 mph in a respectable 5.1 seconds. The S4 also received a number of chassis modifications, including a sport-tuned suspension, larger brakes, and a wider track, contributing to its precise handling and confident cornering capabilities. The exterior design further reflected the S4's sporting character with a more aggressive front bumper, larger air intakes, and a subtle rear spoiler.

Inside, the A4 S4 offered a refined and driver-focused cabin. The standard S4 included sport seats with supportive bolsters, a leather-wrapped steering wheel and shift knob, and aluminum trim accents. The S4 also featured a comprehensive instrument panel displaying vital information like engine temperature, oil pressure, and boost pressure, enhancing the driver's involvement with the vehicle. The Audi A4 S4 stands out as a true performance sedan, offering a captivating blend of power, agility, and technology. It captured the hearts of driving enthusiasts seeking a premium experience with an undeniable sporting edge. The vehicle's legacy continues to resonate with its distinctive V8 sound, responsive handling, and the enduring appeal of a classic performance Audi.