You have to remember the sub woofers are mounted in the saddlebags. You aren't going to hear anything at 60 or 80 mph. They can be heard when you are stopped if you go with at least a 500 watt amp
2012 FLTRX Vivid Black "Black Ice"
V&H Monster Ovals, Chrome, Chrome Tips
V&H Power Dual Headers
HD Screaming Eagle Tuner
MO-FLOW Air Breather