FTI Performance SRL Series 9.5-inch billet triple-disc lock-up torque converter for 4L80E/4L85E transmissions (LT) is tuned to a 2800 rpm stall and built for reliable lock-up performance. The billet front cover and lock-up piston, combined with furnace-brazed and heli-welded fins and severe-duty sprag hardware, create a sturdy converter option for drivers who need consistent operation under higher loads.
FTI 9.5in 4L80E/4L85E Billet Triple Disc Lock-Up Street Racer Series - LT - 2800 Stall