DEI Tan Glass Fiber Exhaust Wrap thermal tape, made of glass fiber, characterized by very high thermal resistance, 5cm x 7.5m thermal tape. Reduces about 50% of the heat in the engine compartment. Do not use on the catalytic converter. Temperature resistance: - continuous operation: 650 ° C - momentary jumps: 1100 ° C. DEI's Tan Glass Fiber Exhaust Wrap thermal band. 5cm x 7.5m thermal tape. Reduces about 50% of the heat in the engine compartment. Do not use on the catalytic converter. Temperature resistance: - continuous operation: 650 ° C - short-term strokes: 1100 ° C