JL Audio XD-PCS4-1B 4 AWG Premium Series Amplifier Power Connection Kit
4 Gauge Power Amplifier Installation KitDesigned specifically for car audio systems up to 800 wattsPremium power and ground wire provides optimal power transferMade from 100% oxygen-free copper for a pure uninterrupted transfer of powerTerminals and connections are Nickel-plated for excellent power transferMAXI Fuse holder offers ideal protection for mid-powered systemsTrue-to-Gauge cables meet or exceed the industry standard of copper required for the gauge sizeSelf-Tapping Ground Screw to ensure a high-integrity ground connection for optimal amplifier performance