How can I increase the fuel efficiency of my Vauxhall Astra 1.4T?

I recently bought a Vauxhall Astra 1.4T and I noticed that the fuel efficiency is not as great as I expected. Are there any tips or modifications I can make to improve the fuel efficiency of my car?

Firstly, make sure that your tires are properly inflated. This can greatly affect your car's fuel efficiency. Additionally, you can try using a fuel additive to improve the combustion process and therefore, improve fuel efficiency. Lastly, avoid aggressive driving and maintain a steady speed while on the road.

Consider getting a tuned air intake or an aftermarket exhaust system. This can help improve the air flow and increase power, resulting in better fuel efficiency. Also, make sure to regularly service your car and change the air filter to ensure optimal performance.

Another important factor in fuel efficiency is the weight of your car. Remove any unnecessary items from your trunk and avoid carrying heavy loads when possible. This can make a significant difference in your fuel consumption.