Repair kit for the air intake, which often leaks.
Two plastic intake adapters, sealant included.
Mounting screws are not included.
Installs from inside the car.

Alternatively, the following items can be used, but these disable the air intake
since they block the channels from the outside:
ACC-16741-65, Cowl cover 64-66 Mustang.
ACC-16741-67, Cowl cover 67-68 Mustang.