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Terms & Conditions

OptiFuel is an OBD2 plug-in device designed to be compatible with petrol and diesel vehicles manufactured from 1996 onwards. Individual results may vary depending on vehicle model, driving habits, road conditions, and vehicle condition. This product is not intended to diagnose, repair, or replace any vehicle component. Always consult a qualified mechanic for any vehicle-related concerns. The 30-day money-back guarantee is subject to our return policy terms.