List Of Materials

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Structural parts

Item	Material group	Use/Characteristics
A	Sheet steel	Outer skin parts very malleable Can be MIG welded Section replacement as per Workshop Service Information
B	High-strength steel	Reinforcement parts moderately to not very malleable Can be MIG welded Section replacement as per Workshop Service Information
C	Very-high-strength steel	Reinforcement parts not malleable Can be MIG welded Can be resistance spot-welded only using approved welders Section replacement is not permitted
D	Ultra-high-strength steel	Pillars and columns not malleable MIG welding permitted only in exceptional cases Can be resistance spot-welded only using approved welders Section replacement is not permitted