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The Big 3 Upgrade Combo Kits

Clarion NZ500 (NZ-500) DVD Receiver with Bluetooth

Here at Sonic Electronix, our car audio brainiacs are always coming up with new product combo packages that contain a combination of compatible products from some of the most popular manufacturers today. These Sonic Exclusive packages include subwoofer & amplifier combos, subwoofer & sound dampening combos, speaker & amp combos, headunit & speaker combos, and many more. Our newest addition to these Sonic Exclusive combos is The Big 3 Upgrade Kits.

The Big 3 Upgrade should be the first step you take when adding a aftermarket sound system to your vehicle. These combo kits contain the typical Big 3 item which is 1/0 gauge power/ground wire and a couple other products that will assist you and enhance your Big 3 Upgrade. Upgrading the Big 3 consist of upgrading the alternator wire to the battery, the negative battery cable to vehicle ground, and engine ground to chassis.

Benefits of The Big 3 Upgrade

  • Enhances your vehicles electrical system stability
  • Helps eliminate dimming headlights
  • Allows you to add a second battery or high output capacitor for high powered sound systems
  • Helps stop drops in voltage
  • Improves vehicles system charging
  • Increases compatibility when using high performance alternators and batteries
  • Strengthens power current to everything in your vehicle without additional resistance

Tsunami Big 3 Upgrade Kits

We have two kits available that contain Tsunamis true-to-gauge power/ground cable. These kits consist of two 5’ pieces of GN601 1/0 gauge power/ground cable, one 5’ piece of PR601 1/0 AWG power/ground cable, a set of Tsunami TSBT-PN battery terminals, four X Scorpion ring terminals, and one set of X Scorpion cable cutters/strippers. These Tsunami kits come in your choice of silver & blue cable or red & black cable depending on your preference.

X Scorpion Big 3 Upgrade Kit

This one of a kind Big 3 combo comes with X Scorpions top of the line pure oxygen free flat power/ground cable. The X Scorpion kit contain two 5’ pieces of black FG0.50 1/0 gauge power/ground cable, one 5’ piece of red FP0.50R 1/0 AWG power/ground cable, a set of X-Scorpion platinum battery terminals, six 0/2 gauge ring terminals, and one set of X Scorpion cable cutters/strippers. These heavy duty cable cutters will cut through 0 gauge wire like butter and feature an extra knife for stripping insulation..

Kicker Big 3 Upgrade Kit

The Kicker Big 3 Upgrade Kit comes with everything you need and more to successfully complete a big 3 upgrade. This combo package includes two 5’ pieces of gunmetal gray 09PWG0 1/0 gauge power/ground cable, one 5’ piece of blue 09PWB0 1/0 AWG power/ground cable, a set of Kicker 09BTPN3 battery terminal clamps, one Kicker 09CBP positive competition battery terminal clamp, four 0/2 gauge ring terminals, and one set of X Scorpion cable cutters/strippers.

These Sonic Electronix Exclusive kits are sure to give your vehicles electrical system a boost and allow you to install the high powered sound system you’ve always wanted without a hitch.

Staff writers at Sonic Electronix are experts in their field. In addition to a complete in-house training program, these experts typically have many years of hands-on experience in their specialty. Some come from car audio installer backgrounds, while others come with extensive retail experience.
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