3100 max psi, 2. 5 max GPM gas pressure washer Briggs and Stratton 875EXi Series engine fuels projects with reliable power and hassle free maintenance with Just Check and Add technology, which means you'll never change the oil for the life of the engine Get carefree performance from the maintenance free Easy Start pump specially designed for high performance and easy, low effort starting Protect your pump from impact and corrosion with a highly durable all steel base that's 2x stronger than tubular style frames Upgrade your cleaning potential in seconds by simply adding soap to the integrated detergent tank