Earlier today, ResetEra user Exebiel discovered The Silent Hill HD Collection Listed on the South American PlayStation store in perú. There’s no price or release date listed on the game as of now.
Its possible that konami could be planning to release the HD Collection on current gen console but we can no official word from konami at this time.
The game is currently available on PlayStation 3 and Xbox 360. Recently, the Collection was also announced on xbox one via Backwards Compatibility.