With a large variety of battery sizes and application, Shorai's LFX batteries don't disappoint. Excellent cranking power gives you hard cranking starts, even on the largest engines. Shorai makes their batteries with such high quality, you'll have that power on tap for a long time thanks to the batteries extended lifespan. If size is an issue, the LFX line weighs 4.3 pounds less than previous generations. It also has a smaller size than most stock batteries and comes with high-density, adhesive foam sheets to take up that new extra space in your stock battery box.