[Greg Needel]

yes but if you are talking about just recycling the air it will be very ineffective because every time you have power transfer you have loss. you would also need a series of 1 way valves to make this work otherwise you will be loosing air because it will spread out over as much space as it can take up. The 1 way valves would be in-between the output on the 1st cylinder and the input on the second and on the output lines going to your tee