Mobile Audio Systems & GPS

[terpsman12]

i want  to replace all of the speakers in my '06 sti. I also want to put nice subs in. about how much will all of this cost and what is everything I will need to do so. I already have a nice head unit in the vehicle 

[autotech796]

Terpsman12,

for this vehicle stop into your local best buy shop and talk to the installer that will be performing the work for the most accurate quote.  Good luck!