3100 PSI 2.1 GPM Cold Water Gas Pressure Washer with Briggs and Stratton 875EXI Engine and PowerFlow+ Technology

Item # 313285707 | Briggs & Stratton Part # 020772 | UPC Code 011675207724 | UNSPSC Code 47121805
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Product Overview

1 easy twist. 7 ways to clean. Enhance your outdoor cleaning experience with the Briggs & Stratton S3100P Gas Pressure Washer featuring PowerFlow+ Technology Dual Mode Cleaning. Powered by a reliable Briggs & Stratton EXi875 Series engine, this pressure washer allows you to switch between High Pressure and High Flow modes to accomplish your toughest cleaning jobs in no time. The High Pressure settings are perfect for pavement, patio furniture, and single-story homes. Switch to the High Flow settings to clean hard-to-reach areas including second story windows and RVs, or apply soap for your dirtiest jobs. Achieve 40% quieter operation with Idle Down Technology. Just Check and Add Technology means you'll never have to change the oil for the life of the engine. When you're finished with the day's task, conveniently store your S3100P in small spaces with its fold-down handle.

  • Features PowerFlow+ Technology dual mode cleaning – use the high pressure or high flow mode depending on the job at hand
  • Idle Down Engine Technology allows for 40% quieter operation
  • High pressure is 3100 maximum psi at 2.1 maximum GPM, high flow is 4.5 maximum GPM at 150 maximum psi
  • Powered by a trusted Briggs & Stratton EXi875 Series engine
  • Just Check and Add technology means you’ll never change the oil for the life of the engine
  • 7-in-1 nozzle saves time by adjusting pressure settings and applying soap with a twist of the wrist
  • Maintenance-free axial cam pump with EasyStart technology is designed to make starting easier and smoother
  • 30 ft. high-pressure flexible hose

Proposition 65 Information

Prop65 Warning Icon WARNING: This product contains lead and lead compounds, known to the state of California to cause birth defects or other reproductive harm. Wash your hands after handling this product. Cancer and Reproductive Harm - www.P65Warnings.ca.gov


Assembled Depth (in.)
Assembled Height (in.)
Assembled Width (in.)
Assembly Required
CARB Compliant
CARB Compliant
Connection Type
3/8 in. Quick Connect Hose & Trigger Handle
Chemical/detergent injection, Kink free hose, Quick connect tips
Fuel Tank Capacity (gallons)
Hose Diameter (In.)
Hose Material
Engine oil, GFIC plug, Hose, Onboard cord storage, Onboard storage
Manufacturer Warranty
2-year limited warranty**
Maximum Pressure (PSI)
Nozzle Type
Rotating Turbo Nozzle
Product Weight (lb.)
Water capability
Wheel Diameter (in.)


2-year limited warranty**