1. B

    2009 speedster 150 upgrade stereo

    I have a 09 150 speedster 255hp. I want to upgrade the stereo and have lots of questions. I am thinking of running a 5 channel amp from MTX to power 4 speakers and 1 10" sub. Also would like to put wakeboard tower speaker on. Questions: 1. Where can I mount the 10" sub and does it...
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    2011 Challenger 180SE Polk 10" Sub Installation

    Just finished up installing my new Polk MM 10" Subwoofer and thought I'd share some pics. The speaker is installed in the passenger seat kick-panel and the amp is installed behind the glovebox. - I drew a template of the hole size - cut the fiberglass - then made the exact same hole in a...