Rory McIlroy went to extraordinary lengths with his equipment for the final round of the Arnold Palmer Invitational, but to little avail.

Rory McIlroy has been known to let his emotions get the better of him on the golf course, as evidenced at last year's Arnold Palmer Invitational.

The four-time Major winner reportedly changed out his driver, 3-wood, 5-wood and 3-iron, as well as adding a gap wedge to his bag prior to his final round at Bay Hill