Why not.....its how Audi do it when the battery's are fitted in the trunk to get power to the front of the car.HiTec said:Not my first thought to run power cable under car.
Can you share more details of your subwoofer box. I'm interested on making one.HiTec said:It's done. I routed powercable through clutch bushing and mounted amp under the driver seat. 6,5" subwoofer in trunk and still 2 channels to go if I like to upgrade front door speakers.