UPDATE!!!
Before I shell out my hard earned green (& brown, red, blue + purple!!) I decided to try some two part resin adhesive. I'll let you know if it works!!


David BC White '96 Mystique GS ATX HM Intake-K&N Knauberised Flo-Pro Muffler (No Res) Kenwood KDX322 1600W MA 6 channel amp 2x 12" MTX Subs (in a box) 4x SPS570 Alpine door speakers Viper alarm/starter