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Many of the additives in SICAL produce more than one benefit and some also enhance the benefits of other additives.


Discover your nearest Model Technics supplier.

Our products are sold in a growing number of regions and you will find all the Opti sales outlets located throughout the world. You can contact these selected and approved resellers about any of the products which you have seen on this site and an experienced and knowledgable team member will be on hand to assist you.

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To keep up with all of the latest developments about Model Technics, make sure to come back and visit our news page. We will include details relating to all of the upcoming events, new product announcement and fantastic special offers. There may even possibility be the occasional giveaway too.  Stay tuned.

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You can also contact us directly at [email protected]


Optifuel is not responsible for any damages and consequences damages caused by misusing and modifications.