Riverdale star KJ Apa’s nude torso can drive everyone crazy. It’s amazing how he manages to keep himself in such great physical shape. When you see pictures of KJ Apa nude sweaty chest and 6-pack abs, you will definitely drool! For example, in one of the photos he posed in gray shorts, his arms raised up and his muscles flexed. And his tattoos on his arms and hairy armpits made him look even more sexy!