The FTI Performance 9.5-inch SRL Billet Lock-Up Street Racer torque converter for 4L80E/4L85E transmissions, set to a 3600 stall for LS applications. Engineered with a CNC-machined billet front cover and billet lockup piston, it features custom stator geometry, furnace-brazed and heli-welded fins, and robust internal components to handle demanding street and race-oriented driving styles.
FTI 9.5in 4L80E/4L85E Billet Lock-Up Street Racer Series - LS - 3600 Stall