- Stock #312790 - Includes monster wakeboard tower, great stereo, LED lights, and dock lights! This 2006 Crownline 21 LPX is a beautiful boat that will turn heads in the water. She has a Mercruiser 300 hp V8 to take you quickly where you want to go with enough speed to enjoy any water sports. She comes with a Monster wakeboard tower, a bimini top, Captain's Call exhaust to run loud or quiet, navigation lights, LED lights, docking lights, a bow cover, and a newer prop. She has a Rockville amp, JVC KD-X370BTS stereo, and Kicker speakers (four 5 1/2" built-in speakers, four 6" woofers, and o... read more