Air Philippines which now operates as PAL Express used to fly 737 Classics. This is a "replica" livery of RP-C8007, one of Air Philippines' 737-200 for the 737-600NG.
Compatible with LevelUp 737NG V1.0.0 (-600 variant ONLY).
For those who are unfamiliar on the installation process. Simply extract the .rar file, then copy the "[60NG] Air Philippines" file into the Liveries folder in the liveries folder of the 737NG Series. It can be found in your X-Plane 11 directory. X-Plane 11\Aircraft\737NG Series\liveries.