Liquivac, 8 qt capacity, large engine fluid extractor system, right size for quick & easy maintenance on cars, light trucks, marine engines, rv's, & many other hard working engines, works by creating a powerful vacuum that draws out used fluid into a holding tank for easy disposal, easy to use, 40 pump strokes creates a powerful vacuum, no electricity needed, made with high density polypropylene, steel pump with leather pistons, no mess from spills or inconvenient drain plugs, used oil & other liquids are stored safely for proper disposal.