Whether the task is straight line acceleration or cornering, subframe connectors provide the additional chassis strength necessary to get the job done. Featuring 1-5/8" diameter seamless .125 wall inch roll cage tubing with 3/16" mounting plates and powder coated finish to ensure a long life. To maximize chassis rigidity subframes should be welded in. 1965-66 Mustang Subframe - coupe/fastback Price $165 1965-66 Mustang Subframe - convertible Price $165 1967-73 Mustang Subframe - coupe/fastback Price $165 1967-73 Mustang Subframe - convertible Price $165