Got my stuff from Subthump.com and installed it today..WOW what a difference a little power and a couple 10 inch subs made! It's amazingly louder and now there's BASS!
It's not competition quality but it sounds pretty good for factory speakers/head unit and I got to keep all the functionality of the stock head unit.
Here's the anemic stock amp in the trunk prior to removal:
The Alpine PDX-4.100 4-way amp installed on a custom amp rack, also provided by Subthump.com(you can also see the FARK in this pic):
This is what took so long - the power & ground wiring for the amps:
Here's the Alpine PDX-1.600 Sub amp on the front of the box provided by Subthump.com (still need to clean up some wiring):
This is a handy little adapter/harness provided by Subthump.com that allows your aftermarket amp to power both the mids and tweeters in the stock 6x9s:
The finished product (Stock Amp location):
And finally the Subthump.com box with my Kicker Solobaric 10's installed: