Sam's Club offers its members the Simpson PowerShot 3,200 PSI Gas Pressure Washer, model no. 60629, for $499 with free shipping. (Non-members incur an additional $49.90 surcharge.) This gas pressure washer features a Honda GX200 Commercial Engine, five quick connect spray nozzles, spray gun, spray wand, and detergent hose with filter. Deal ends June 1.