Please note! All TBS Fusions currently sold already include the hardware upgrade. You only need this for older TBS Fusions. To find out if your Fusion is old, please check the product comparison photos.

Instructions

1. Seperate the top and bottom board of your current Fusion module. (2 x 12pins connector) 
2. Install the upgraded board to the top board.
3. Power up the module and calibrate.