Wires su Amazon - Scopri tutte le novità AdRisparmia su Wires. Spedizione gratis (vedi condizioni) How to Wire an Amp to a Sub and Head Unit: 12 Steps Click to view on Bing4:16How to Wire an Amp to a Sub and Head Unit. A sub woofer or two in a vehicle can make the world of difference in listening to music. It is very important toViews: 954K Subwoofer Wiring Diagrams | Sonic Electronix knowledgecelectronix›ToolsLearn how to wire your sub and amp with our subwoofer wiring diagrams. Learn how to properly connect your car subwoofer and amplifiers the first time!