How can I improve my Audi A4's overall performance?

I recently purchased an Audi A4 and although I love the luxury and comfort it provides, the overall performance seems lacking. What steps can I take to improve its performance?

Firstly, make sure your tires are properly inflated as this can greatly affect your car's performance. Also, consider upgrading to high-performance tires for better handling. Secondly, regular maintenance is key. Make sure to follow the recommended service schedule to keep your car running at its best. Lastly, look into installing a cold air intake or upgrading your exhaust system for a boost in horsepower and torque.

I have found that using a performance chip or tuning the ECU can greatly improve the Audi A4's power and responsiveness. Additionally, investing in high-quality fuel and regular oil changes can also make a noticeable difference in performance. You can also consider upgrading the suspension to improve handling and cornering capabilities.