On early Mustangs a factory fiberboard panel fills the opening between the quarter panel inner skin and the trunk floor, so the trunk finishes cleanly and small items cannot drop down into the quarter. This Scott Drake board reproduces that left-side filler for 1964-1966 cars.

Scott Drake Trunk Filler Board Overview:

• Fits 1964-1966 Ford Mustang
• Left-side trunk position
• Dense fiberboard with a natural finish
• Covers the gap between the quarter panel skin and the trunk floor