Simpson Honda GX390 Pressure Washer

While this unit is engineered for professional contractors, it can certainly be used for heavy-duty residential projects like cleaning large driveways or stripping paint. However, its 4200 PSI output is extremely powerful and may damage delicate surfaces like wood siding or soft stone if not handled with care.

Like any professional-grade engine, it requires regular oil changes, air filter cleaning, and fuel stabilization if the unit will sit for long periods. It also features a low oil shutdown sensor, which automatically stops the engine if oil levels drop too low to prevent internal damage.

You can, but you must be very careful. The 4200 PSI rating is significantly higher than what is recommended for automotive paint, so you would need to use a wide-angle nozzle, maintain a safe distance, and avoid direct contact with sensitive areas like seals or trim.

Yes, it includes a 50-foot steel-braided hose and a set of quick-connect nozzle tips for different spray patterns. You will just need to add oil and gasoline before your first use.

The unit is equipped with 13-inch premium pneumatic tires, which help significantly with rolling it over uneven job site terrain. While it is heavy, the balance of the welded steel frame makes it manageable to tilt and roll across most surfaces.