Torque Solution Thermal Turbo Blanket (Carbon Fiber)Torque Solution Thermal Turbo Blanket Applications: T4 GT35 GT37 GT40 GT45 GT47 GT55 Turbo Back Housings Torque Solution Thermal Turbo Blankets are highly effective at protecting components around your turbo by effectively blocking the heat produced by the hot back housing. Our blankets are made of protective wire mesh, insulated fiberglass layers, and an external silicone Fiberglass layer. Withstands 2000 F direct 2800 F intermittent heat