Yoshimura Exhaust TRS Slip-On SS/CF Dual Honda CB919 02-07 The TRS has proven itself over the years to be an incredible exhaust. With Tri-Oval design, Polished stainless steel tips and race inspired baffle, it is bound to meet your needs. Slip-ons are a great way to get the performance and quality you crave from Yoshimura. Slip-On systems include stainless steel mid-pipe, removable low volume insert, installation hardware and detailed step by step directions.