T3/T4/T6 turbo blanket: Silicone Impregnated Fiberglass Outer Shell; Calcium Magnesium Silicate Wool Inner Core (secured with Stainless Steel Wire Mesh); Stainless Steel Capstan Rivets; Stainless Steel Wire Fasteners. T3/T4/T6 turbo blanket Heat Tolerance: Interior Surface: Max Temperature Rating: 2012 Deg F / 1100 Deg C Continuous Use Limit: 1832 Deg F / 1000 Deg C Exterior Surface: Direct Contact Limit: 1000 Deg F / 538 Deg C Radiant Heat Limit: 1700 Deg F / 927 Deg C T3/T4/T6 turbo blanket properties: Fitted exhaust heat blanket reduces turbo lag and increases turbo spool time while significantly reducing under hood temperatures. An excellent heat barrier protecting the hood, hoses, and painted surfaces from residual heat damage. The turbo blanket comes with stainless steel anchoring hooks incorporated in the shield along with free spring clips to make securing the blanket to your turbo fast and easy. Constructed of high temperature ceramic fiber insulating padding under a stainless steel wire mesh liner. A tough outer layer protects against oil spills, abrasions and road grime. standard export carton