If you are planning on a single 10" subwoofer. This is Dual 4 Ohm Image Dynamics ID 10. By wiring as shown above you will get a 2 ohm load from ths subwoofer. Connect left negative to right negative (bridge) and connect left positive to right positive (bridge). Now the positive and negative will connect directly to your amp as shown above. We have used the equipment described to help you avoid purchasing the wrong equipment.