Titleist Brand Ambassador Rory McIlroy talks to his caddie on the range.

Titleist Brand Ambassador Brad Faxon works with Pro V1x loyalist Hunter Mahan on the putting green.

Oh, to be a fly on that ball.

Here's one way to get the fans at TPC Boston on your side.

Where is everybody? Working inside the Titleist Tour Van.

Kevin Na spent a lot of time on the range Wednesday working with the new 910 prototype fairway metals and hybrids.

Director of Tour Promotions Chris Tuten checks Na's numbers on the TrackMan launch monitor.

Kevin and Chris talk things over.

Are you on Team Titleist?