Quote Originally Posted by theaudir8fan View Post
911 doesn't have that big of a front area, there is no need for 3 heads up front, 2 heads will more than cover the entire area, I have 2 heads on the front of my X5M and it's perfectly fine
The front of a 911, like most Porsches, is hard to cover though -- it tapers back on the sides. That's why people recommend 3 heads.