Audi S4 2003-2008 Specifications
Audi S4 2003-2008

Audi S4 2003-2008 Specifications

Complete technical specifications and performance data for the Audi S4 2003-2008. Includes detailed engine specifications, dimensions, safety features, and more.

Updated

Engine Specifications

Engine

Type
V8 DOHC 40-valve
Displacement
4.2L (4163 cc)
Power
339 hp @ 7,000 rpm
Torque
302 lb-ft @ 3,500 rpm
Compression Ratio
11.0:1
Redline
7,200 rpm

Transmission Specifications

Transmission

Type
6-Speed Manual
Drive System
All-Wheel Drive (AWD)
Final Drive
4.111:1

Dimensions Specifications

Primary Dimensions

Length
179.1 inches
Width
70.1 inches
Height
54.6 inches
Wheelbase
104.3 inches
Ground Clearance
4.9 inches
Curb Weight
3,880 lbs

Chassis & Suspension

Front Suspension
Independent double-wishbone with coil springs
Rear Suspension
Independent trapezoidal-link with coil springs
Steering
Hydraulic power-assisted rack-and-pinion
Front Brakes
13.6-inch ventilated disc

Performance & Fuel Economy

Zero To 60
5.3 seconds
Quarter Mile
13.8 seconds @ 103 mph
Top Speed
155 mph (electronically limited)
Combined
16 mpg

Safety Specifications

Front
Dual-stage, dual-threshold front airbags
Side
Front side-impact airbags
Curtain
Side curtain airbags with rollover sensor
Other
Driver's knee airbag
Stability Control
Electronic Stability Program (ESP) with traction control
Brake Systems
ABS with EBD and Brake Assist

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What are the main differences between the available engine options?

The 2003-2008 Audi S4 is equipped with a 4.2L V8 engine producing 340 horsepower and 302 lb-ft of torque. This engine features a 5-valve-per-cylinder design and a dual overhead camshaft (DOHC) configuration. It is known for its smooth power delivery and strong mid-range torque, making it ideal for both performance and daily driving.

Q2

What transmission options are available?

The Audi S4 offers a 6-speed manual transmission and a 6-speed Tiptronic automatic transmission. The manual transmission provides a more engaging driving experience, while the Tiptronic offers the convenience of automatic shifting with the option for manual control via steering wheel-mounted paddles or the gear lever.

Q3

What are the key safety features?

Standard safety features include dual front airbags, side airbags, anti-lock braking system (ABS), electronic stability control (ESC), and traction control. Optional features include adaptive cruise control, a rear parking assist system, and a tire pressure monitoring system.

Q4

How does the fuel economy compare to competitors?

The Audi S4 has an EPA-estimated fuel economy of 15 mpg city and 22 mpg highway. This is comparable to competitors like the BMW M3 and Mercedes-Benz C55 AMG, which offer similar performance and fuel efficiency.

Q5

What are the recommended maintenance intervals?

Audi recommends an oil change every 10,000 miles or 12 months, whichever comes first. Other maintenance tasks include inspecting the brake system every 20,000 miles, replacing the air filter every 40,000 miles, and changing the timing belt every 75,000 miles.

Q6

What are the most notable features and options?

Notable features include leather upholstery, heated front seats, a Bose premium audio system, a sunroof, and dual-zone automatic climate control. Optional features include a navigation system, adaptive headlights, and a sport package with upgraded suspension and wheels.

Q7

How does the cargo and passenger space compare to competitors?

The Audi S4 offers 13.4 cubic feet of trunk space, which is slightly less than competitors like the BMW M3. However, the rear seats can be folded down to increase cargo capacity. Passenger space is generous, with ample legroom and headroom for both front and rear passengers.

Q8

What are the towing and payload capacities?

The Audi S4 is not rated for towing. The vehicle is designed for performance and luxury, and towing is not recommended by the manufacturer.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Writer
ASE

Alan Montanye

Automotive Technical Writer

ASE Certified Master Technician specializing in vehicle specifications and technical documentation with extensive experience in the automotive industry.

10+ years in automotive engineering
Experience
100+
Guides
50+
Vehicles
1000+
Solutions

Diagnostic

Specialized in advanced diagnostic techniques using modern scan tools and oscilloscopes.

Repair

Expert in both traditional mechanical repairs and modern vehicle systems.

Additional Expertise

Documentation

Created over 500 detailed repair guides and technical documents.

Training

Conducted technical training sessions and contributed to repair databases.

Certifications & Research

Certifications

  • ASE Master Technician Certification
  • Advanced Diagnostic Specialist
  • Hybrid/Electric Vehicle Systems
  • Performance Tuning Expert

Research & Community

Actively researches emerging technologies and contributes to automotive forums.

Legal Disclaimer

Important information about using this content

Always refer to your vehicle's service manual and take appropriate safety precautions when performing any maintenance or repairs.

General Information
The information provided on this website is for general informational purposes only. While we strive to maintain accuracy in our content, all specifications, procedures, and technical information should be verified against your vehicle's official service manual or with the manufacturer directly.
Warranty & Liability

The content on this website is provided "as is" without any representations or warranties, express or implied. We make no representations or warranties regarding the accuracy, completeness, or availability of the information.

We shall not be liable for any direct, indirect, special, or consequential damages arising from the use of information on this website.

Technical Information
  • All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
  • Vehicle specifications and procedures may vary by model year, trim level, and region.
  • Always follow the manufacturer's recommended procedures and safety precautions.
  • Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
  • If you're unsure about any procedure, consult a qualified professional mechanic.
Intellectual Property
All content, including text, images, and specifications, is protected by copyright and other intellectual property laws. Any unauthorized use or reproduction is prohibited.

© 2025 Audi Specs. All rights reserved.