What makes it different is the cross-brace that ties the subframe connectors to the convertible floor pan torque boxes for added stiffness. Here’s what it takes to install them in the car.

We take you through the steps of how to install Detroit Speed & Engineering's subframe connectors on 1964-70 Ford Mustangs.

Read how to modify subframe connectors for a first generation firebird hardtop to fit a convertible, brought to you by the experts at High Performance Pontiac Magazine.

Read on as we start our new project build on a 2003 Mach 1, with first installing subframe connectors, jacking rails and matrix bars. Tune in for more details along with installation photos only ...