4L80E Torque Converter 2800-3200 Stall (Lifetime Warranty) S2 4L80 Torque Converter 2800-3200 Stall Lockup This converter is good for up to 600 HP Warranty is for manufacturing defects only. It does not include wear and tear or misuse. For a warranty claim the converter needs to be shipped to the manufacturer by the buyer to determine cause of failure with a detailed explanation of failure. If the manufacturer determines manufacturing defect caused the failure, the converter will be replaced. GOT QUESTIONS on your specific Year/Make/Model?