Titanium Turbo Blanket Turbocharge Heat Shield have 2 kinds, one is outside titanium, inside silica. Another is inside & outside titanium.

With an outer layer made from actual pulverized volcanic lava rock (continuous-filament basalt) formed into fabric and woven into a tight mesh weave, these turbo blankets are internally insulated with high temperature calcium magnesium silicate wool, overlaid with a high temperature silica fabric for increased durability and for improved thermal resistance. We also provide LAVA fiber fabric inside, too. The Lava Turbo Blankets are designed to withstand the harshest of conditions.

Titanium Turbo Blanket Turbocharge Heat Shield Heat Tolerance:
Interior Surface:
Max Temperature Rating: 2300 Deg F/ 1260 Deg C
Continuous Use Limit: 1832 Deg F/ 1000 Deg C
Exterior Surface:
Direct Contact Limit: 1800 Deg F/ 982 Deg C
Radiant Heat Limit: 2500 Deg F/ 1371 Deg C

See all turbo blanket here
T1 Turbo Blanket
T2 Turbo Blanket
T3 Turbo Blanket
Titanium T3 Turbo Blanket
T4 Turbo Blanket
Titanium T4 Turbo Blanket
T6 Turbo Blanket
Titanium T6 Turbo Blanket
T25/T28 Turbo Blanket
Titanium T25/T28 Turbo Blanket
Subaru WRX Turbo Blanket
Titanium Subaru WRX Turbo Blanket
Hyundai Genesis Turbo Blanket
Titanium Hyundai Genesis Turbo Blanket
Dodge Dart Turbo Blanket
Titanium Dodge Dart Turbo Blanket