I purchased two Alarm Systems from Sonic Electronix. The pricing was Great, They did an online price match and the product came right on time, you can even track it by UPS. I plan to buy more equipment from this company.
In-Dash 3.5" TFT-LCD Monitor with Built-in Navigation, DVD/DivX/CD/MP3 Receiver, Bluetooth Ready, Remote and 40GB Hard Drive (for Built-in GPS Navigation and 20GB Storage for MP3 Files)