The Mesa M2KIT4 is a premium 4-gauge amplifier wiring kit engineered for high-performance car audio systems requiring reliable current delivery and clean installation quality. Built using true-spec oxygen-free copper (OFC) wire, the M2KIT4 is designed to support amplifiers up to approximately 1200 watts RMS while maintaining excellent conductivity, flexibility, and long-term durability. Featuring fine-strand OFC wiring, frosted flexible insulation, Mini-ANL fuse protection, and high-quality installation accessories, the M2KIT4 is ideal for powering monoblock amplifiers, 4-channel amplifiers, and complete audio system upgrades in cars, trucks, SUVs, motorcycles, and powersports vehicles. Features 4 Gauge amplifier wiring kit True-spec Oxygen Free Copper (OFC) wire Supports systems up to 1200W RMS Fine-strand flexible power wire Frosted flexible insulation Flux-tinned wire for corrosion resistance Mini-ANL fuse holder included High-current power delivery design Ultimate ground terminal design Compact fuse block construction Complete amplifier installation solution Ideal for mono & multi-channel amplifiers Specifications Wire Gauge: 4 AWG Wire Material: Oxygen Free Copper (OFC) Recommended Power Support: Up To 1200W RMS Fuse Type: 100A Mini-ANL Power Cable Length: 18.5 ft Ground Cable Length: 3 ft Remote Wire Length: 19 ft Included Braided Sleeve: 6 ft Installation Type: Amplifier Power Wiring Kit Included In The Box 18.5 ft 4AWG OFC power wire 3 ft 4AWG ground wire 19 ft remote turn-on wire 100A Mini-ANL fuse holder & fuse Braided sleeve Ring terminals Wire connectors Mounting hardware