American Powertrain Introduces High-Horsepower GEN III HEMI 6-Speed Transmission Package

American Powertrain now offers a new T-56 Magnum package designed for GEN III HEMI, Hellcat, Hellcrate and Hellephant engines up to 1100 hp.

The Stage 2 upgrade takes high-horsepower Tremec Magnum 6-speeds to a new level with increased torque capacity up to 1100 lbs-ft of torque. The package includes transmission backed up with a proven DYAD dual disc clutch by Centerforce Clutches, rated for a holding capacity of 1100 lbs-ft of torque at the crank. The kit also includes a QuickTime steel scattershield bellhousing, Hydramax hydraulic conversion bearing, four quarts of transmission fluid and all the hardware needed for installation.

The Magnum 6-speed package is designed for enthusiasts planning a GEN III swap into a classic Mopar muscle car. American Powertrain is the one-stop-shop for all installation parts for a complete swap including the crossmember and correct shifter location.

For more information, visit or call 931-646-4836.

(Content courtesy of American Powertrain)