The stunning BMW i8 plug-in hybrid sports car features a resonator made of glass-fibre reinforced DuPont™ Zytel® PLUS 95G35 which is tuned to reduce the typical high-frequency air intake sound to a lower level, so improving driving experience. Zytel® PLUS is a high-performance polyamide, produced with DuPont’s proprietary SHIELD technology which provides superior long-term resistance to high temperatures and aggressive fluids typical of under-the-hood applications.