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Add Mid Bass! How to Build Custom Speaker Adapters
http://www.youtube.com/watch?v=S7WKCFHGwRYEver installed new speakers and notice they don't seem to have as much mid bass as your factory speakers? Need to install speakers that won't fit in the factory adapters? In this video we solve both problems by building our own custom speaker adapters and adding F.A.S.T. rings to improve the sound !