how do you ground an amp without running a wire to the engine block, or negative battery terminal. Is the trunk grounded? Can i just bolt it to an unpainted metal spot in the trunk


Silver 1998 Mystique LS (v6)...ATX frown
Removed Emblems, limo tint, painted calipers.
Premier P630 HU with 4 Pioneer TS-A6895 Speakers with 10' Sony sub (yeah i know, i'm cheap)
Commando 501-S Alarm