This is a simple mod that does what its name says. It extend the San Fierro International Airport.

This mod adds the following things:
i) Runways in different location.
ii) Lights in new location.
iii) Some parked aircraft.
iv) New hanger in some location of airport.

This mod replaces/ delete the following things:
i) One of the runway item.
ii) And some other things.

NOTE: You need to replace the SFse.ipl file so if you dont want it then manually delete the maps item that obstruct the mods.