Lets start with the putter...I think that is the easiest choice. Basically whatever you are comfortable with. The majour brands these days are adyssey and scotty cameron (titleist) but wahtever works best for you to roll that ball into the hole.
If you like your driver stick with it. Since you are a relative beginner and are on the senior tour, peraps you should buy some of those clubs that Tom Watson uses. Adams has just introduced a new model http://www.adamsgolf.com/products/irons/a7OS_max.php