If you're losing out on distance and control off the tee, it may not be your swing! Getting fit properly for your driver is one of the most important things you can do for your game. Titleist makes four different driver heads. The TSi1, TSi2, TSi3, and TSi4. When you get fit for your new driver, selecting the proper club head is a major factor in finding the optimal launch conditions, as each version promotes different launch characteristics. For instance, the TSi4 driver head with 8 degrees of loft does not perform properly for me. It launches too low, very low spin resulting in a short carry distance, and a short total distance relative to my ball speed. This club head would be great for someone who launches it high with very high spin. When I switch to the TSi2 with 10 degrees of loft, I gained 20 yards of carry, while losing 6 MPH of ball speed! This driver performs properly for me,, and helps me optimize my launch conditions. The driver you are using has a major affect on your ...