Type RF

You really should get a alternator. A second battery will load the alternator even more and may result in even lower voltage overall.

Thanks alot, maybe someday I'll get nominated.

Here is an equipment and feature list on my truck! - Kenwood KDC-614 Headunit - Kenwood KNA-G510 Navigation - Kenwood KCA-BT300 Bluetooth - Kenwood 10 inch monitor - Rockford Fosgate 360.2 Processor - 2 Rockford Fosgate T162S Components - Rockford Fosgate T152S Components - 2 Rockford Fosgate T40001BD AMPS - Rockford Fosgate T15004 AMP - 2 Rockford Fosgate RFC10HB 10 Farad Capacitors - 4 Rockford Fosgate T2 15's - 2 Optima Batteries - 4 Type RF Battery Clamps - 100ft 0 Gauge Power Wire - Wrangler 250 amp Alternator - 2 Stinger Digital Voltage Gauges - Compustar 2Way Alarm/Remote Start - Custom Built Fiberglass Kick Panels - Custom Built Fiberglass Overhead Console - Custom Built Fiberglass Pillars - Custom Built Rear Speaker Locations - Custom Built Box/Amp Rack with Changeable Port - Custom Volume/Mute Buttons

Here's a video walk through of my truck.....and yes it's for the Rockford Volume contest so don't be scared to gimme a vote.