http://www.audioformz.com/wakeboard.asp The sickest most beautiful speaker enclosures money can buy..
I run 4 6x9 Infinity's in the custom white fiberglass enclosures ($650 shipped for all 4) off of only 2 channels of a 80x4 Clarion marine amp and its LOUD and CLEAR at 70'..
..and you should see how they look.. SICK!!!