By Andrew Howard 
The Audi A5 and A7 represent the pinnacle of automotive engineering, combining elegance with robust performance. To elevate your driving experience further, selecting the right exhaust system can make all the difference. An aftermarket exhaust not only enhances the visual aesthetics of your vehicle but also significantly impacts its performance and sound.
Upgrading to a high-quality exhaust system allows drivers to unleash the full potential of their engine while achieving a more aggressive auditory experience. The right setup can optimize airflow, which leads to improved horsepower and torque. Additionally, the unique sound profile produced by various exhaust systems can transform your driving experience, offering a thrilling auditory signature that complements the A5 and A7’s sporty character.
In this article, we will explore the top exhaust systems available for the Audi A5 and A7 models, highlighting their key features, benefits, and how they enhance both performance and sound. Whether you’re seeking a subtle improvement or a complete overhaul, our guide will help you make an informed decision for the ultimate driving experience.
How to Choose the Right Exhaust System for Your Audi A5 or A7
Selecting the ideal exhaust system for your Audi A5 or A7 can significantly impact performance, sound, and aesthetics. Here are crucial factors to consider when making this decision:
- Performance Goals:
- Determine your primary performance objectives. Are you looking for increased horsepower, improved torque, or enhanced throttle response?
- Understand that different exhaust systems offer varying benefits, such as better flow rates or lighter materials.
- Type of Exhaust System:
- Consider whether you want a cat-back system, axle-back system, or header-back system. Each has its own advantages in terms of performance and installation complexity.
- Cat-back systems typically provide noticeable increases in power and are easier to install.
- Material Quality:
- Choose between materials like stainless steel, aluminized steel, or titanium. Stainless steel systems are durable and resistant to corrosion, making them popular for performance applications.
- Assess the weight of the system, as lighter components can enhance overall vehicle performance.
- Sound Preference:
- Decide what kind of sound you desire. Some systems produce a deep, throaty growl, while others provide a more refined tone.
- Listen to sound clips or visit forums to gauge real-world audio feedback from other users.
- Compatibility and Fitment:
- Ensure that the exhaust system you choose is compatible with your specific Audi A5 or A7 model year.
- Check for fitment reviews and compatibility details from the manufacturer.
- Installation:
- Consider whether you will install the exhaust yourself or seek professional installation. Some systems are easier to install than others.
- Factoring in installation costs can help you stay within your budget.
- Budget:
- Set a realistic budget that considers both product costs and installation fees.
- Keep in mind that while cheaper systems may save money upfront, they might not perform as well or last as long.
By carefully evaluating these factors, you can select an exhaust system that enhances the performance of your Audi A5 or A7 while meeting your personal preferences and needs.
Comparing Aftermarket Exhaust Systems: Sound Levels and Performance Gains
Aftermarket exhaust systems are one of the most popular modifications for Audi A5 and A7 models, primarily due to their ability to enhance both sound and performance. When comparing these systems, it is essential to consider how sound levels and performance gains can affect the overall driving experience.
Sound levels can vary significantly among different aftermarket exhaust options. Systems that feature a straight-through design typically produce a louder and more aggressive sound profile. This enhances the auditory experience, especially for enthusiasts who appreciate a sporty exhaust note. In contrast, systems equipped with resonators or mufflers may provide a more refined sound, catering to those who prefer a balance between performance and daily drivability.
Performance gains are another critical factor when evaluating exhaust systems. Upgrading to a high-flow exhaust can improve exhaust gas flow, which often translates to increased horsepower and torque. Brands that conduct thorough research and testing, such as Akrapovic, AWE Tuning, and Milltek, offer systems engineered to optimize performance without compromising sound quality. Drivers often report noticeable improvements in throttle response and acceleration after the installation of these premium systems.
It’s also important to consider the material and build quality of the exhaust system. Stainless steel configurations tend to be more durable while offering a more robust sound. Additionally, features like adjustable valves allow drivers to tailor both performance and sound levels to their preferences, making systems more versatile for different driving situations.
Ultimately, the choice between different aftermarket exhaust systems will depend on the desired sound profile and performance enhancements. By carefully comparing options, enthusiasts can select an exhaust system that matches their performance goals while providing an exhilarating auditory experience.
Installation Tips for Audi A5 and A7 Exhaust Systems: A Step-by-Step Guide
Upgrading the exhaust system on your Audi A5 or A7 can significantly enhance performance and sound. Follow this step-by-step guide to ensure a successful installation.
1. Gather Necessary Tools and Materials: Before starting, collect all required tools including a socket set, wrenches, jacks, and safety equipment. Ensure you have the new exhaust system ready for installation.
2. Prepare Your Vehicle: Park your Audi on a flat surface and allow the exhaust to cool down. Use jacks to elevate the car securely, ensuring adequate space for working underneath.
3. Remove the Old Exhaust System: Start by loosening the clamps and bolts securing the existing exhaust. Carefully detach the system, paying attention to hangers and brackets. Avoid damaging any components during removal.
4. Check Gaskets and Hangers: Inspect the gaskets and hangers for wear. Replace any that are damaged to prevent leaks and ensure a secure fit for the new system.
5. Install the New Exhaust System: Begin by placing the new exhaust components in position. Install the sections by aligning them with the factory mounting points. Use clamps and bolts to secure each part tightly.
6. Adjust for Proper Fit: Ensure that the exhaust is aligned correctly. It should not touch any part of the undercarriage or body. Adjust the position of the system if necessary to achieve a proper fit.
7. Tighten All Connections: Once everything is in place, go through and tighten all clamps and bolts securely. A loose exhaust can lead to unwanted noise and performance issues.
8. Test for Leaks: Start your vehicle and let it idle. Listen for any unusual sounds and check for exhaust leaks at the joints. If you hear a leak, double-check your connections.
9. Enjoy the Enhanced Sound: With the installation complete, take your Audi for a test drive. Experience the improved exhaust sound and performance that your new system offers.
Following these steps will help ensure a smooth installation process for your Audi A5 or A7 exhaust system, allowing you to enjoy an exhilarating driving experience.