2001 Volkswagen GTI Custom tuning by Boris | Oct 8, 2014 | News, Volkswagen Tuning | 0 comments FrankenTurbo F21 Turbo kit with supporting mods. 20 psi stock motor and custom tune by Solo Motorsports. Let’s do this. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.