About Parleys Diesel

Parley's Diesel Performance Inc. retails all major brands of diesel performance parts and accessories. Based out of St. George, Utah, we enjoy helping our customers maximize their fuel economy, horsepower, torque and towing performance. We carry parts for Cummins, Duramax, Powerstroke, VW TDI, Agricultural Tractors, and diesel RV's. We hope you enjoy our videos.