Electro-Harmonix

The NYC original. The USA Big Muff Pi is the distortion that Hendrix and Santana, up to the top contemporary guitarists and rock legends, rely on for its rich, creamy, violin-like sustain. A timeless piece, the Big Muff Pi has been defining the sound of rock guitar for almost 40 years. From Pink Floyd to The White Stripes, everyone wants a piece of the Pi!
True bypass
Singing sustain with attitude
Crushing distortion
Adjustable tone
9-volt battery included