Ultimate Power Upgrade BIG 3 - Jeep XJ/MJ

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$129 $140

More than 5 In stock.


Say Hello to the Ultimate Power +/- kit for your battery cable needs. Made from 2AWG Welding Wire Cables. MADE IN THE USA!

Unlike some that only sell you 3 wires for your Battery, Alternator, and main Ground, our kit does a complete upgrade over your factory wiring.

Kit includes 6 main wire upgrades for your needs:

91-01 Jeep XJ/MJ 4.0L


  • Battery + to Starter
  • Battery + to PDC
  • Alternator to PDC with MIDI Fuse + Holder


  • Battery - to Chassis
  • ​Battery - to Block
  • Head to Firewall

87-90 Jeep XJ/MJ 4.0L


  • Batt to Starter
  • Batt to Starer Motor/Distribution
  • Alternator to PDC 


  • Batt to Engine Block
  • Batt to Fenderwell (chassis)
  • Head to Firewall

Our wiring is a thick, 2 awg wire; Fine Strands for best conductivity and flow of energy.

Each terminal lug is crimped on with with hydraulic compression pliers for a secure connection that won't come loose!

All cables are marked for ease of installation.


Marine grade glue-lined heat shrink for a good cover that won't crack or break over time and is resistant to cuts/scratches.

Cable lugs are Zinc Plated Copper, which acts as a shield to inhibit oxidation of the ends.

Our cables come with a LIFETIME Guarantee on the crimps. If they ever come apart at the lug, we fix or replace it for free!

*​Professional installation is recommended, any improper installation leading to premature failure of any part will not be covered under any type of warranty*

All items ship bare steel, unless otherwise stated.

This item usually ships within 2-10 days.

CA Warning: Cancer or Reproductive Harm Prop 65

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