4 Gauge OFC Ground Wire Black 100Ft Spool Ensure reliable grounding and optimal system performance with the Cerwin-Vega PW4G100 OFC 4 Gauge Ground Wire, a premium grounding cable designed for high-performance car audio, marine audio, and powersports sound system installations. Built using Oxygen-Free Copper (OFC) conductors, this heavy-duty ground wire provides excellent conductivity and dependable electrical grounding for amplifiers and other audio components. The Cerwin-Vega 4 gauge ground wir
