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How To Big 3 Upgrade

Anyone with an amplified aftermarket car audio system, especially those over 1000 Watts, should seriously consider performing this upgrade. If you've noticed dimming headlights, slow window roll down speeds, or voltage drops it's time to do a Big 3 Upgrade.

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 15%

$39.99

IN STOCK

1/0 AWG Big 3 Upgrade Kit with 100% OFC Wire for Audio Sytems up to 350 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 350A or Less
• Includes All Necessary Wiring
• Ring Terminals are Pre-Connected to Power and Ground Wire

Add a pair of Large Gauge Cable Crimper and Save 15%

$69.99

IN STOCK

XP FLEX 1/0 AWG Big Three Electrical System Wiring Upgrade Kit for Audio Sytems up to 250 Amps

• Use to Upgrade Your Factory Power and Ground Wire
• More Effective Than Capacitors When Experiencing Dimming Lights
• Vehicle's Electrical System Will Run More Efficiently
• Use for Systems 250A or Less
• Comes With All Needed Wiring
• Ring Terminals are Pre-Connected to Power and Ground Wire

$49.99

IN STOCK

Premium Zero Gauge "Big 3" Cable Upgrade Kit

• Designed for Alternators up to 250 Amps
• Ultra Flexible soft Touch Jacket for Easy Routing
• True 1/0 Gauge Diameter Cable
• Heavy duty Set-Screw Ring Terminals

$69.95

AVAILABLE

Ships at Later Date

400A Premium Oversized-Zero Gauge "Big 3" Cable Upgrade Kit

• Designed for Alternators up to 400 Amps
• Ultra Flexible soft Touch Jacket for Easy Routing
• True 1/0 Gauge Diameter Cable
• Heavy duty Set-Screw Ring Terminals

$119.99

AVAILABLE

Ships at Later Date

XS Power XP750-CK XP750 AGM Battery Power Cell w/ Installation Kit + Stinger SPC505 5 Farad Pro Digital Hybrid Capacitor + NVX XBG3PK Big 3 Kit

• XP750 AGM Battery Power Cell
• Installation Kit for 1000-1500 Watt Audio Systems
• All-in One Battery plus Battery Wiring Kit
• Digital 5 Farad Hybrid Capacitor
• 5 farad capacitor for systems up to 3500 watts
• 100% OFC (Oxygen Free Copper) 1/0 Gauge Big 3 Upgrade Kit

$338.96

SPECIAL ORDER

Ships at Later Date

XP FLEX 1/0 AWG Big 3 Upgrade Kit with 100% OFC Wire

• Use to Upgrade Your Factory Power and Ground Wire
• More Effective Than Capacitors When Experiencing Dimming Lights
• Vehicle's Electrical System Will Run More Efficiently
• Use for Systems 350A or Less
• Comes With All Needed Wiring
• Ring Terminals are Pre-Connected to Power and Ground Wire

$104.99

OUT OF STOCK

XP FLEX 1/0 AWG Big Three Electrical System Wiring Upgrade Kit for Audio Sytems up to 250 Amps

• Use to Upgrade Your Factory Power and Ground Wire
• More Effective Than Capacitors When Experiencing Dimming Lights
• Vehicle's Electrical System Will Run More Efficiently
• Use for Systems 250A or Less
• Comes With All Needed Wiring
• Ring Terminals are Pre-Connected to Power and Ground Wire

$49.99

OUT OF STOCK

Big 3 Upgrade Combo Package 1/0 AWG EnvyFlex Cable, Wire Cutters, 2 Battery and 4 Ring Terminals

• Includes NVX 1/0 Power & Ground Cable
• Battery Terminal Clamps
• Helps Eliminate Dimming Headlights
• Stops Drops in Voltage
• Improves Vehicles System Charging
• Includes Wire & Cable Cutter/Stripper

$135.21

OUT OF STOCK