How do I optimize the engine performance of my BMW M9?

My BMW M9 doesn't seem to be performing as well as it did when I first bought it. What are some steps I can take to improve the engine performance?

First of all, it's important to regularly maintain your BMW M9 by scheduling tune-ups and oil changes as recommended by the manufacturer. Additionally, you can try upgrading to premium gasoline and using fuel additives to clean the fuel system and improve fuel efficiency. Another option is to install a cold air intake or performance chip to increase horsepower and torque. Don't forget to regularly check and replace air filters and spark plugs as needed.

Another important factor to consider is the quality of your tires. Make sure they are properly inflated and have enough tread left for optimal traction. Consider upgrading to high-performance tires if you want to improve handling and cornering abilities. Additionally, regularly checking and updating the software and firmware of your engine control unit can help optimize performance.