Do you have a question about the NVX B.O.O.S.T Series and is the answer not in the manual?
Remove items from the driveside storage compartment and pry off the compartment door.
Insert threaded rod into the box and tape the compartment bottom for impression.
Press the box into place to mark the mounting spot and adjust the rod if needed.
Drill a 1/2" hole at the marked location, checking for obstructions.
Connect amplifier wire to the B.O.O.S.T box terminal.
Back out the rod and guide it into the drilled hole.
Attach washers and nut to the threaded rod and tighten, avoiding over-tightening.