Swing Your Arms Faster
To increase your distance, you need to swing your clubhead faster through impact.
But most average players try to swing their body faster. When you do this, your arms and the club get behind your body forcing you to block shots to the right.
David Toms said when he needs extra distance, he tries to swing his arms faster instead of his body.
In terms of your body, try to turn as far as you can on the backswing to create more space for your arms to swing faster.