Product Features:Fully tested torque converter included. Shift Pro Inc tests for leaks, lock-up, concentricity, and balance to eliminate the possibilities of front seal leaks, premature bushing wear, and vibration.Fully tested torque converter included. Shift Pro Inc tests for leaks, lock-up, concentricity, and balance to eliminate the possibilities of front seal leaks, premature bushing wear, and vibration.All dynamometer testing is conducted with Shift Pro Inc's custom testing program for at least 30 minutes.During dynamometer testing, Shift Pro Inc transmissions are cold, hot, load, and road tested using a fully synthetic transmission fluid and filtration system.All wear-prone valves in the completely remanufactured valve body are restored to stringent specifications and vacuum tested to verify proper function.Shift Pro Inc's quality control process includes build specification checks performed by four different specialized technicians during the remanufacturing process.No paperwork or registration is required with Shift Pro Inc's warranty. Each no-hassle warranty is attached to the vehicle VIN and transferrable with ownership.Product might not be available in all states due to local laws.