How to install a sport air filter into a Renault Megane?

I have a Renault Megane 1.6l 16v coupe cabriolet and I want to change the origilal air filter to a sport. I want to know the easyiest way to do this.How to install a sport air filter into a Renault Megane?Easy task, just buy the new filter, open the filter's box and replace the old one.