POWERING THE IMPOSSIBLE SINCE 2005.

AGM, lithium and ultracapacitor power engineered in Knoxville, Tennessee and proven at the track, the trail, the lake and the lanes.

car audio

racing

powersports

marine

AGM, LITHIUM OR SUPERBANK?

Three chemistries, three jobs. All the power you need.

AGM

Using 99.99% virgin lead, you won't find a higher performing AGM battery anywhere else! From direct-fit options to custom sizes, our 12-volt, 14-volt, or 16-volt batteries are the premier choice for your automotive needs.

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LITHIUM

Our lithium line covers everything from a direct-fit replacement for the battery already in your vehicle to a modular TITAN8 bank built around your build. Less weight, more usable energy, and a management system watching every cell.

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SUPERBANK

Capacitors are designed to deliver instant current based on the demand, which eliminates voltage sag when a load is applied. This means your voltage maintains stability for your electronics, allowing higher efficiency for your application.

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COMPARE ALL THREE →

A BATTERY FOR EVERY APPLICATION

PERFORMANCE/RACING

CAR AUDIO

POWERSPORTS

MARINE

COMMERCIAL/MILITARY

PASSENGER VEHICLES

RECREATIONAL

Title

KNOWLEDGE

AGM vs. Lithium vs. SuperBANKS: Which XS Power Setup Actually Fits Your Build?

XS Power builds all three because all three have a job. Here's what actually separates them, and how to pick the one your build needs.

What Is an AGM Battery?

XS Power AGM batteries push this design further, delivering up to 5,000 max amps for car audio competition, OEM replacement, and high-drain racing builds.

How to Choose a High Performance Auto Battery That Won’t Let You Down

When it comes to dedicated race cars, every component needs to deliver. From high-compression engines to upgraded ECUs to fueling systems, the demands placed on your electrical system are intense.

ALL ARTICLES →