Streetfighter V4 Complete Titanium Exhaust SystemAkrapovi's manufacturing expertise has resulted in the most advanced complete racing assembly available on the market. This accessory complies with the noise limit required on track at a standstill with an exhaust sound level of less than 105 dB @5500 rpm, according to the FMI CIV SBK regulations. Developed by Ducati Corse engineers and intended for use in races and circuits requiring such compliance. However, compliance with the noise limit does not