| Here is an original left side or driver quarter panel extension or end cap for 1973 Mustang Mach 1's and fastbacks. Good condition, no damage. Missing one mounting stud. Check the shipping calculator for different priced shipping options. I combine shipping on all my parts. If there is anything else you are in search of for your Mustang project, message me. I just may have what you need. I guarantee all my sales. If there is anything you are not satisfied with, let me know. I will take care of it. Please leave me positive feedback if you are happy with your purchase. If not, contact me and I will rectify it. Bob 631-833-0305 Additional keywords; Mach 1, fastback, convertible, coupe, GT, Shelby 350 500, Grande | ||