Black Widow Stage 1 47/48 400 HP Max

The Black Widow Stage 1 47/48 from Next Level Engine & Transmission is built for drivers who want a dependable, upgraded transmission that delivers better performance and reliability than stock. Rated for up to 400 horsepower, this unit is ideal for towing, daily driving, and lightly modified trucks that need consistent strength and smooth operation.

Each valve body is custom configured to match the customer’s specific truck setup and individually tested prior to installation, ensuring optimal hydraulic performance, shift quality, and pressure control for every build.

The Black Widow Stage 1 47/48 features upgraded internal components, enhanced hydraulic efficiency, and reinforced clutch materials designed to handle increased power with confidence. Whether you’re towing heavy or driving daily, this transmission provides dependable performance and long-lasting durability you can trust.

RECOMMENDED FOR:

Trucks producing up to 400 HP
Daily driving and towing applications
Lightly tuned or stock engines
Drivers looking for a reliable upgrade with improved strength and drivability

THIS TRANSMISSION FEATURES THE FOLLOWING:

UPGRADED INTERNAL COMPONENTS:

Heavy duty direct drum piston
Single Disc Billet Torque Converter
Borg Warner Clutches and Steels
Borg Warner Power-Pack Overdrive
High pressure valve body
Billet band strut
Billet Accumulator
HD Flexband
OEM Governor pressure solenoid
High pressure transducer

WARRANTY:

Includes: a 2-year / unlimited miles warranty.

Important Notice: Trucks equipped with tires larger than 35 inches are not covered under warranty unless there is documented proof of a differential gear ratio change.

NOTE:

Next Level Engine & Transmission reserves the right to alter, update, or substitute build components and specifications at its discretion, without prior notice or obligation. These adjustments may be made to help customers meet specific timelines while maintaining the highest standards of quality, durability, and efficiency.

RETURNS:

*We accept returns within 10 days of receipt, as long as the transmission is in like-new condition and has not been installed. Please note that a 25% restocking fee applies, and customers are responsible for return shipping costs.