PW Outlet carries light-, medium- and heavy-duty replacement pumps for pressure washers. The light-duty pressure washer pumps range from 2–2.4 gallons of water per minute, pack from 1700–3400 PSI and are by top brands such as AR, Comet and FNA. If you're looking for the best medium-duty pressure washer pump, look no further than our collection with hundreds to choose from. Up to 4000 PSI utilizing 4.0 gallons per minute, the vertical and horizontal pressure washer pumps selection includes top brands such as Comet, AR, Giant, Karcher, Briggs & Stratton and Mi-T-M, to name a few. Heavy-duty pressure washer pumps are available in vertical or horizontal orientation, with over 30 gallons per minute used and pressures over thousands of pounds per square inch available. Our high-power pressure washer pumps are available by top brands such as AR, Cat, Karcher and many more.