The ZSPEC Dress Up Bolts® Door Strikers & Latches Fastener Kit for Audi S5 B8 EA837 3.0L models is grade-5 titanium hardware.

Titanium is known for it's striking visual appearance, lighter weight (~40-45% less than steel) and corrosion-resistance. 

ZSPEC titanium kits provide a clean updated appearance.

Specifications:
Grade-5 (GR5) Titanium Hardware
Requires basic hand-tools for installation (not included).