FTI 9.5in 4L80E/4L85E Billet Lock-Up Street Racer Series - LS - 3800 Stall - SRLS46391

FTI Performance is a leading manufacturer of high-performance transmissions, torque converters, and drivetrain components, engineered for drag racing, street performance, and off-road applications. Proudly designed and manufactured in the USA at its state-of-the-art facility in DeLand, Florida, FTI Performance combines cutting-edge technology with precision craftsmanship to deliver unmatched power transfer, durability, and consistency. Trusted by professional racers and performance enthusiasts, FTI products are built to handle extreme horsepower and demanding conditions, ensuring maximum performance on the strip, street, or trail. When reliability and speed matter, FTI Performance delivers the competitive edge.

FTI Performance SRL Series billet lockup torque converters feature a computer-designed, CNC-machined billet front cover and a billet lockup piston--making premature clutch wear a thing of the past. With custom stator designs and multiple blade angle pumps, stalls are available from 2,800-4,400 rpm. They are custom-built to your exact needs and driving style. With furnace-brazed and heli-welded fins, severe-duty sprague, and anti-ballooning flanged impeller hub, these torque converters are virtually indestructible.

Installation Instructions

Fitment Years: 1991, 1992, 1993, 1994, 1995, 1999, 2000, 2001, 2002, 2003.