SKU: 13275788422

Jeep Wrangler TJ / LJ Big 7 Battery Cable Kit (1997-2006)

Sale price$133.65 Regular price$148.50
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Description

Jeep Wrangler TJ / LJ Big 7 Battery Cable Kit (1997-2006)This upgraded battery cable kit replaces old worn out battery cables for more power and better performance from your vehicle. What's the Big 7 Complete Kit? The "Big 3" or "Big 4" upgrade means improving the current capacity of three cables: 1) alternator output to battery positive, 2) battery negative to frame body, and 3) engine ground to frame body. We don't stop there though. Our "Big 7" kits also include the leads to the starter and the fuse

This upgraded battery cable kit replaces old worn out battery cables for more power and better performance from your vehicle.

What's the Big 7 Complete Kit?

The "Big 3" or "Big 4" upgrade means improving the current capacity of three cables: 1) alternator output to battery positive, 2) battery negative to frame/body, and 3) engine ground to frame/body. We don't stop there though. Our "Big 7" kits also include the leads to the starter and the fuse relay box, as well as adding an external fuse to avoid routing the increase in current capacity through the smaller fuse box wiring. It’s really one of the first mods you should do to any Jeep!

What makes these cables so special?

We're nerds for specs and finer details around here. None of that CCA (copper-clad aluminum) that's used in inferior products, or stereo installations. We only use fine-strand, SAE (Society of Automotive Engineers) approved, pure copper cable. Then using a powerful electromechanical crimping machine, we crimp each solid-copper end, and finally finish the construction by adding a environmental seal made of marine grade heatshrink meeting MIL-I-23053/4. Also included are military style corrosion resistant battery connections and a MEGA fuse and holder. To make the entire install simpler, every end will be labeled for ease of installation.

Do I need a bigger alternator to run these cables?

No. Every vehicle can benefit from our "better than factory" cables. The years, along with environmental damage from rain/salt water/corrosion, can greatly impact your electrical system. Our customers have consistently reported that their vehicle starts faster, charges the battery better, and many times cured electrical gremlins that were brought on by compromised wiring. A reliable upgrade built specifically for the Jeep Wrangler 3.8L (2007-2011), engineered to handle what outdated stock wiring simply cannot.

I've changed my mind! I want to run a bigger alternator!

Perfect! You're probably running a power inverter, a stereo, a winch, an under hood welder, or flux capacitor. These all require more amperage than the stock alternator is capable of providing. Maybe you're not running any of these yet, but considering it, these cables will get you ready!

2GA or 4GA? Which to choose?

As far as 2GA vs 4GA, it's really going to depend on what mods you're going to do to. If you're staying stock, then 4GA is plenty, but if you're looking at modifying it down the road (winches/lights/etc) then you'd want 2GA, and we all know a Jeep is never really *done*.

2/0GA? What's that? That sounds big! Do I need that?

If you like to order the biggest steak on the menu, run 42" Trepadors on your stock axles, or like to flex on your friends, these are for you. You probably don't need them, but we've got them for you.

You might be interested in :Jeep Wrangler JK Big 7 Battery Cable Kit

 


Shipping Notes
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Exchange/Return Notes
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SKU: 13275788422

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Travis Avery
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★★★★★ 4
Waist is big. I weigh 238lbs. And got what said was 215-230lb.
Color: Black, Size: XX-Large
Everything fits good, except the waist was about 2-3 sizes to big.
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Reviewed in the United States on May 10, 2026
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Siscot&PVapailleWatson
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★★★★★ 5
Amazing fit
Size: Large, Color: Pure White
Great tuxedo! I used it as my tux for my final look at a pageant for men and it received so many compliments.
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Reviewed in the United States on January 10, 2026
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Vaifro Dordetto Jr
Belleville, US
★★★★★ 5
Great value for a one-time event! Perfect for graduation.
Color: Black, Size: Large, Color: Black, Size: Large
I bought this suit for my son's graduation, and it was exactly what we needed. Since he will probably only wear it once, I didn't want to spend a fortune at a high-end department store. For the price, the quality is surprisingly good; it looked sharp and he received a lot of compliments during the ceremony. We ordered a size Large (L) based on their sizing chart, and it was true to size and fit him perfectly. The fabric is lightweight but doesn't look cheap at all, making this a fantastic, excellent cost-benefit choice if you are looking for an option for a one-time event. Highly recommended!
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Reviewed in the United States on May 18, 2026
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Patrick
Bozeman, US
★★★★★ 5
Great for the price.
Color: Black, Size: Large, Color: Black, Size: Large
I’m 220lbs 6’1 athletic build. Arms/back couldn’t fit inside the jacket. Pants and vest fit fine though. I honestly should get stuff tailored considering my body competition. Good quality for the price worked for me.
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Reviewed in the United States on April 27, 2026
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Regal Mom
Boise, US
★★★★★ 4
XL sized suit review
Color: Light Blue, Size: X-Large
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Reviewed in the United States on June 1, 2026

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