B&M 20416 Automatic Transmission Torque Converter 2600 PartNumber: 4174 Express & TRX Models PartNumber: 4174 Description_FAB 6 1 2 inch tall fairing with dropped front edge allows most single row light bar to remain flush with frame Description_FAB Aluminum construction saves weight Description_FAB Application specific fit exclusive to the 2022 2023 Toyota Tundra Excluding Panoramic Moonroof Description_FAB Front 4 CORE rail supports front fairing and mounts individual lights and light bars easily and securely Description_FAB Low profile design for sleek 375B (not 350C) Application: HoleShot 2000 for GM 1965 to 1991 TH400 The high stall converter allows the engine to launch the car at higher rpm where more torque is available