Polyurethane Mount for Ford Transmissions A true performance application component for cars, trucks, hot rods. For racing / competition, yet popularly used for street vehicles when more horsepower...

Polyurethane Transmission Mount for GM Transmissions (Energy Suspension P/N: 3.1108) Improve Shift Quality Unique Safety Interlock Design Impervious To Vehicle Oils And Chemicals Strong Enough...

Stifflers Adjustable 6R80 Transmission Mounting Bracket Stifflers adjustable 6R80 Transmission mounting bracket is a perfect starting point for creating your own custom transmission crossmember...

Solid Bushing Option for Stifflers 1979-1998 Crossmembers For those who desire to have a solid mounted crossmember we offer this optional Solid Bushing Kit. These high strength nylon bushings are...

Adapter for installation of TH-350, TH-400 or PowerGlide using Stifflers crossmembers. Use this Stifflers adapter with polyurethane transmission mount (300-ES31108) to install...

Stifflers TKO Install Kit (TKX) Because TKO's and TKX's have a shorter vertical mounting pad height in comparison to most other popular transmissions, these additional spacers are needed to maintain...