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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.

Discontinued Big 3 Upgrade Kits

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

DISCONTINUED

Sonic Exclusive Big 3 Upgrade Combo Package (1/0 AWG Hyper-flex Cable)

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

DISCONTINUED

1/0 AWG High Grade CCA + 60% OFC Big 3 Upgrade Kit

• 1/0 AWG High Grade CCA + 60% OFC Big 3 Upgrade Kit
• Electrical System Upgrade to get the most electrical current from you car
• Upgrades the factory wires that are not intended to handle the demands of an aftermarket amplified stereo system
• 0 gauge terminals are factory soldered and welded to the 0 gauge cables

DISCONTINUED

Sonic Exclusive Big 3 Upgrade Combo Package (1/0 AWG Hyper-flex Cable)

Big 3 Upgrade Combo Kit • Includes Kicker 1/0 Power & Ground Cable • Kicker Battery Terminal Clamp • Helps Eliminate Dimming Headlights • Stops Drops in Voltage • Improves Vehicles System Charging • Includes Wire & Cable Cutter/Stripper

DISCONTINUED

Sonic Exclusive Big 3 Upgrade Combo Package (1/0 AWG Cable)

Big 3 Upgrade Combo Kit • Includes Tsunami 1/0 Power & Ground Cable • Tsunami Battery Terminal • Helps Eliminate Dimming Headlights • Stops Drops in Voltage • Improves Vehicles System Charging • Includes Wire & Cable Cutter/Stripper

DISCONTINUED

Sonic Exclusive Big 3 Upgrade Combo Package (1/0 AWG Flat Wire)

Big 3 Upgrade Combo Kit • Includes Xscorpion 1/0 Power & Ground Cable • Xscorpion Battery Terminals • Helps Eliminate Dimming Headlights • Stops Drops in Voltage • Improves Vehicles System Charging • Includes Wire & Cable Cutter/Stripper

DISCONTINUED

Sonic Exclusive Big 3 Upgrade Combo Package (1/0 AWG Cable)

Big 3 Upgrade Combo Kit • Includes Tsunami 1/0 Power & Ground Cable • Tsunami Battery Terminal • Helps Eliminate Dimming Headlights • Stops Drops in Voltage • Improves Vehicles System Charging • Includes Wire & Cable Cutter/Stripper

DISCONTINUED

Sonic Exclusive Big 3 Upgrade Combo Package (1/0 AWG Flat Wire)

Big 3 Upgrade Combo Kit • Includes Xscorpion 1/0 Power & Ground Cable • Xscorpion Battery Terminals • Helps Eliminate Dimming Headlights • Stops Drops in Voltage • Improves Vehicles System Charging • Includes Wire & Cable Cutter/Stripper

DISCONTINUED