How do I improve the speed of my Audi A8 engine's combustion process?

I've noticed that my Audi A8 is not performing as efficiently as it used to. What steps can I take to optimize the combustion process in the engine and improve its overall speed?

First, make sure your engine oil is clean and at the recommended level. Dirty oil can hinder the combustion process. Additionally, regularly checking and replacing your spark plugs can also help improve efficiency. Another tip is to use high-quality fuel to ensure the best combustion.

Consider checking and cleaning your air filter, as a clogged filter can decrease air flow and impact combustion. You may also want to take your Audi to a mechanic to evaluate the ignition timing and fuel injectors for any potential issues.