Our car air fresheners are a brilliant choice for scenting your car. Fill the wood diffuser with your favorite fragrance oil from Mountain City Candle Co., and enjoy your car fragrance for up to 6 months! Each car freshener comes with a vial of fragrance oil that will last for 3 fills of your wood diffuser. When it's gone, you can purchase a refill for only $5. Our car fresheners are strong, classy, and beautiful!