Anyone who has ever killed their battery while winching or welding can attest to the fact that a single battery setup just doesn't cut it in a regular use 4x4. Though it may keep the tunes churning ...

The M.A.D. kit supplies lots of extras, including a great battery tray, extra wiring, and junction blocks for a sophisticated installation.Most of us would agree that any modifications that improve ...

Jeep's Wrangler JLs are electrically complicated vehicles. From the two factory batteries under the hood to all of the sensors that run the CAN bus system, these rigs are incredibly sensitive to ...