Quote Originally Posted by SoCal Rich View Post
Project complete! I bought the 5.5 Polk speakers and made frames from plywood. Put the left crossover under the left compartment and put both the amplifier and the right crossover in the right compartment. Now I just need to give it a go on a ride. In the garage with earplugs in I didn't detect any noticeable increase in volume, but a road test will be the best judge.
Make sure you don't have the switch on the crossovers set for the -3 db cut. If you have everything hooked up as I do, you should have a tremendous difference. I measured over twice as loud than with the OEM amplifier.