Thermal Velocity are offering simply the best solution in performance muffler insulation. Acousta-fil PTX core and effect texturised yarns not only fill mufflers with highly sound absorbent, high heat resistant material but the revolutionary construction of the material ensures the mufflers are filled to their maximum capacity. PTX yarn is unique in that it is made with a blend of Advantex and Powertex fibres, both of which have a proven track record in automotive silencer applications. Product available in a range of widths to suit different silencer lengths and can be cut to exact width with ease.


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