Using the Torque Solution Thermal Turbo Blanket is easy. Just fit it over your turbo as it's designed to fit all OEM Subaru turbos and most small - frame externally gated turbos. Make sure it's properly seated to get the best heat - blocking effect. When it comes to temperature, don't exceed the max ratings. The interior surface has a max temperature rating of 2012 Deg F / 1100 Deg C and a continuous use limit of 1832 Deg F / 1000 Deg C. The exterior surface has a direct contact limit of 600 Deg F / 316 Deg C and a radiant heat limit of 1100 Deg F / 593 Deg C. For maintenance, check the blanket regularly for any signs of wear and tear. If there are any damages, replace it promptly to keep your turbo and its surrounding components protected.