A plug bypass tool including a housing defining a main flow passage and a bypass passageway, the bypass passageway extending between a first port and a second port, the first and second ports being fluidly connected to the main flow passage, a first seat and a first sleeve disposed within the passage between the first port and second port, and a second seat and a second sleeve disposed in the passage, the second sleeve movable between a position covering the second port and a position revealing the second port.