Thank you for choosing Coy's Diesel

Welcome to Coy's Diesel , home of the best used diesel trucks and parts in Gonzales, LA. We have worked hard to build a reputation for selling high quality used diesel trucks backed by extraordinary service. Most of our business is done with individuals who've never even driven the vehicle or seen it in person prior to purchasing. Only two things make that possible: unequaled quality and a high level of service.
We offer a variety of financing programs to meet the individual needs of our customers, and provide our customers with a variety of extended warranty plans to protect their used trucks after a purchase has been made. Please use the menu above to browse our current inventory, shop for diesel parts online, and learn more about us. If you have any questions please feel free to call us at (866)508-0278.