Classic Mustangs have been getting dual exhaust conversions as long as there have been Mustangs. Exhaust shops have carelessly drilled holes and attached hangers using anemic sheetmetal screws.

Webb McHardy's '69 Mustang convertible is a ... added Scat Procar Elite bucket seats with custom pony logos fabricated by Sonny's Custom Upholstery, with the rear seat upholstered to match.