Tune your amp filters like a pro!!! HPF, LPF, Sub Sonic, bandpass fully explained!!! 

In this video I go into depth how to assist and tune your high pass filter HPF, low pass filter LPF, sub sonic filter SS, and how to create a bandpass filter BPF as well as how to manipulate your head unit and EQ to give you proper sound stage and get the most out of your car audio amplifier and system! Enjoy!