FTI Performance SB2800LS Street Brawler 2800 Stall Torque Converter – 4L60E / 4L65E / 4L70E

The FTI Performance Street Brawler SB2800LS Torque Converter is engineered for aggressive street builds and weekend warriors running GM 4L60E-based transmissions. Featuring an 11-inch diameter and a 2800 RPM stall speed, this converter improves off-the-line acceleration, throttle response, and drivability without sacrificing reliability.

Designed for 1998-newer 4L60E, 4L65E, and 4L70E transmissions, the Street Brawler series is rated for engines making up to 450 horsepower, making it ideal for lightly modified LS and small-block applications. Each converter is furnace brazed, precision balanced, and built with an anti-ballooning flanged hub to ensure strength and longevity under spirited street use.

Torque Converter Highlights

• 2800 RPM Stall Speed – Improved launch and acceleration over stock

• Street Brawler Series – Built for high-performance street applications

• Lock-Up Compatible – Maintains street manners and cruising efficiency

• Rated to 450 HP – Ideal for mild to moderate performance builds

• Furnace Brazed Construction – Enhanced durability and strength

• Balanced Assembly – Smooth operation at all RPM ranges

• Anti-Ballooning Flanged Hub – Increased reliability under load

Technical Specifications

• Diameter: 11 in

• Stall Speed: 2800 RPM

• Crank Pilot Diameter: 1.703 in

• Bolt Circle: 11.062 in

• Input Spline Count: 30 spline

• Lock-Up: Yes

• Furnace Brazed: Yes

• Balanced: Yes

• Anti-Ballooning Hub: Yes

• Mounting Hardware Included: No

Available Stall Speed Options

• SB2600LS – 2600 RPM

• SB2800LS – 2800 RPM (this listing)

• SB3000LS – 3000 RPM

• SB3200LS – 3200 RPM

Vehicle & Transmission Fitment

Transmission Compatibility:

• 1998–Newer GM 4L60E

• 1998–Newer GM 4L65E

• 1998–Newer GM 4L70E

Typical Applications Include (Transmission-Based Fitment):

• GM cars and trucks equipped with LS-based or small-block engines using the above transmissions

• Performance street builds, daily drivers, and weekend race vehicle

Warranty & Notes

• Warranty: 90-Day Limited Warranty

• Power Limit: 450 HP Maximum

• Professional installation recommended

• Not intended for heavy towing or extreme racing applications

Why Choose FTI Performance?

FTI Performance torque converters are built with real-world racing experience and proven engineering. The Street Brawler Series delivers the perfect balance of street drivability, performance gains, and durability, making it a trusted upgrade for enthusiasts who want more performance without sacrificing reliability.