Just heat the syringe. Take a cup and fill it with boiling water and lay the syringe across the top of the cup. The heat/steam rising from the water will heat the oil. Heat it to body temperature then you're good to go.
From your leg picts it looks as if your quads over power your hamstrings. I'd focus on hamstrings and working on your inner thigh. Your legs would look much thicker over all.
I agree. That is why I thought it odd you said "You could drop a few #'s, your abs may start like looking like mine."
What makes you think he wants to look like you?