Ford 2003 Mustang Workshop Manual page 3593

SECTION 501-00: Body System — General Information
DESCRIPTION AND OPERATION
Insulation
Insulation is comprised of urethane, PVC, and recycled felt. Insulation is installed:
Under the roof panel (50202).
Above and below the instrument panel (04304).
On the cowl sides.
Over the front and rear floor areas.
On a Coupe, in the B and C-pillar sections.
Under the hood.
2003 Mustang Workshop Manual