XS Power AGM high performance batteries are the lightest racing and street performance batteries on the market, outperforming other batteries weighing as much as 20 pounds more. AGM, Absorbed Glass Mat, manufacturing creates a battery that is spill proof, lightweight, compact, and capable of being mounted in almost any position. XS Power automotive batteries will withstand vibration, heat, and deep cycle discharge and recharge cycles. XS Power's research department continues to innovate, and now offers a Lithium Powerpack battery that is super light for extreme race applications. Performance Parts offers the entire XS Power performance and racing battery line as well as chargers, mounts and accessories.