Today i went to BRC headoffice in khi for interogating the technical stuff, and surprizingly they deal to me like professionals, gave me all answers of my questions. to compile all this kit dosent block the air intake so never harm the vvti engines, i experianced there myself by taking ride of gli11, 1.8 civic and Apv and never feel any difference in both fuels. I got brouchers so posting them.
(sorry no other pics are uploading)