The Pressure-Pro TS/D4040HG431 Pro Skid Kit is a complete, high-powered pressure washing system delivering 4.0 GPM at 4000 PSI, ideal for commercial and industrial cleaning. Powered by an ultra-reliable 11.7 HP Honda GX390 engine with a GP direct drive pump, it includes a 100-gallon tank and heavy-duty hose reel for extended, mobile operation. Built on a rustproof aircraft-grade aluminum skid, this unit is ready to mount and perform in even the toughest environments.