Two Helix C4 amps. Year and a half old just pulled from my BMW. $800 each or $1500 the pair shipped to the lower 48.
This might not be good. You never want to mount amps on sub box.Sunday bump! Great price on great amps!!!! These amps were mounted on top of my sub box in the truck and were not subject to luggage or package damage.
I wouldn't be too worried, if it was a decent box it should be rigid otherwise you're losing efficiency.This might not be good. You never want to mount amps on sub box.