Founded in 1958, Southwest Products brings decades of experience engineering and manufacturing custom fuel and lube equipment, service vehicles, pumps and power generation solutions for customers around the world. In addition to the company’s manufacturing capabilities, Southwest Products is a leading distributor of new and remanufactured industrial diesel engines. SWP is headquartered in Surprise, Arizona, with a state-of-the-art manufacturing facility and sales/service locations in Arizona, California and Texas.