Hellow guys, Welcome to my website, and you are watching SC Project S1-GP Slip on with stock headers. Warm idle and revs. #Kawasaki #z900rs #scproject #S1GP. and this vIdeo is uploaded by Marshall Teichrob at 2022-05-05T21:30:34-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.