Car Audio Installation Questions - How to...?

• How to Select an Amplifier
  
  Learn how to select the correct amplifier for your car sound system
• How to Adjust Amplifier Gain Control
  
  Learn the proper way to adjust your amplifier's gain control. Do it right the first time!
• How to Select a Subwoofer
  
  Learn how to go about selecting the correct subwoofer for your car audio system
• How to Select a Subwoofer Box
  
  Learn the correct way to select a subwoofer box for your specific subwoofer and audio system
• What is a Universal Subwoofer Box?
  
  What exactly is the different types of universal subwoofer boxes? What is right for my sub?