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Perform the big 3-upgrades for your vehicle with our exclusive big 3 upgrade kits and packages. Buy now for fast and free shipping!
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Belva Big 3 Upgrade Kits

1/0 AWG Big 3 Upgrade Kit with CCA Wire for Audio Sytems up to 250 Amps

• Upgrade Your Factory Power and Ground Wire
• Perfect for Dealing with Dimming Lights
• Improve the Efficiency of Your Vehicle's Electrical System
• Use for Systems 250A or Less
• Includes All Necessary Wiring
• Ring Terminals are Pre-Connected to Power and Ground Wire
• 30% Copper CCA Wire

Add a pair of Large Gauge Cable Crimper and Save 25%