Pressure washer O-ring kit. If any of the O-rings on your pressure washer has deteroriated, it may cause the pressure washer to leak.
Briggs & Stratton Pressure Washer Pump Saver. 4 oz.
Pressure washer pump kit. If the pressure washer is leaking water, the pump may need to be rebuilt or replaced. If the pump is more than a few years old, and you use the pressure washer fairly often, replace the pump.