1979-1984 Ford Mustang Coupe Convertible Hatchback Center Firewall Plug Pony Enterprises

This plug repairs or replaces the seal in the center of your 1979-1984 Mustang’s firewall.

The firewall is the part of the body that separates the engine from the passenger compartment.

Plug is made of rubber, with a 2-1/4″ diameter.