Effect Pedals & Processors

Electro Harmonix Big Muff PI Classic Electro Harmonix Big Muff PI Classic, Effect Pedal for Electric Guitar, The NYC original, For over 40 years, the Big Muff Pi has defined the sound of rock guitar, from singing sustain to crunching distortion, Controls: Volume, Tone, Sustain, LED:... Electro Harmonix Big Muff PI Classic