The APR Carbonio is just a carbon air inlet scoop.
The OE filter remains inside the engine cover.
Here is a vid showing how to replace it.
Just be more careful when removing it and replacing the engine cover/air box. Many times, people damage or crack the fuel pressure regulator on top of the HPFP when fooling around with the engine cover. I cringed when he set the engine cover on top of it in the vid...because this can happen: