From aggressive stain removal and paint prep to delicate cleaning of patio furniture, you can maximize your cleaning options with this top-of-the-line Briggs & Stratton 4000 Max PSI* Elite Series? pressure washer. It combines the most powerful engine in our line-up ? a Briggs & Stratton 2100 Series? ? with a premium Annovi Reverberi? Triplex pump and five Quick-Connect spray tips to give you unmatched cleaning power, performance and versatility.