The most authoritative non-governmental organization specializing in technical supervision of output products – TÜV (German - Technischer Überwachungs-Verein) has confirmed the quality of XADO products again. Technical specialists of TÜV have stated that “Gel-Revitalizant for Gasoline Engines” completely meets the claimed consumer qualities:
- increases compression;
- increases engine power;
- reduces fuel consumption;
- decreases exhaust emissions.
These results are registered in the TÜV certificate, the validity of which may be proven at the website of the organization.