looking at a atomic apx 18" sub can be burped at 25,000 watts going to use at about 4 local compitions and shows this summer going mostly spl want to get close to doing burps of around 10,000 to 15,000 watts with 2 amps strapped together doing bass tones at 1 ohm whats my options also no gigantic amps dot have the room already have a U.S. amp vlx 400 will not fit in trunk .