Formula Refill Kit
More fragrance, less waste
Refill your Formula Scents diffuser up to 4 full times with one premium refill kit.
Up to 40 weeks of fragrance
Each refill lasts 8–10 weeks, delivering up to 40 weeks of long-lasting scent.
Perfumery-grade fragrance oils
The same high-quality European fragrance ingredients used in every Formula Scents diffuser.
Mess-free injection refill
Simply inject the fragrance into your diffuser. No need to unscrew or disassemble your bottle.
Designed for Formula Scents diffusers
Engineered for a precise, easy refill that keeps your diffuser performing like new.
Premium value
A cost-effective way to enjoy your favorite scent while extending the life of your diffuser.
Store with care
For best results, store your refill kit in a cool, dry place away from direct sunlight.
Made in Canada 🇨🇦
Proudly developed by a Canadian car fragrance brand.