Signature Truck Systems, LLC. is an established heavy-duty vehicle manufacturer with a focus on the production of propane delivery trucks. If you need vehicles that match your requirements, we have you covered. Each delivery vehicle built by our team has a decal signed by the lead technician and a member of the management team upon inspection. Thus, you can have peace of mind knowing that the people who built, inspected, and approved your vehicle are confident in their ability to deliver exceptional results.​