Mafia II features a total of 14 Pinups which the player can collect by progressing through the game on hard difficulty. They can be found in the game menu under the "Extras" section in the "Artworks" folder. They can also be seen on the walls of Joe's Apartment and other places within Empire Bay.
Pinup 1 Chapter 2: Home Sweet Home
Pinup 2 Chapter 3: Enemy of the State
Pinup 3 Chapter 4: Murphy's Law
Pinup 4 Chapter 5: The Buzzsaw
Pinup 5 Chapter 6: Time Well Spent
Pinup 6 Chapter 7: In Loving Memory of Francesco Potenza