This listing is for one Replacement Blank Key and Case for the 450 model smart car that uses a three button remote.
This key is a blank and will need to be keyed to your car prior to use. If you are planning to use is as a spare then simply take your original key to a locksmith and have them use it to duplicate the new key.
If you want to use the new key as a full replace then you will need to take the board out of the original key and put it in the new casing.
Please check the pictures to make sure this version is right for you.
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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SILA Concepts – Purpose-Built Performance Upgrades
Founded in 2009, SILA Concepts is a U.S.-based company specializing in thoughtfully engineered aftermarket performance parts and accessories. Their focus is on delivering functional, well-made upgrades that enhance both the performance and style of a wide range of vehicles.
SILA’s product lineup includes turbo blankets, blow-off plates, silicone hoses, performance air intakes, custom brake kits, engine control modules, performance exhaust systems, engine mounts, wheel spacers, car covers, and suspension components — with new items constantly in development.
Each part is designed with durability, function, and vehicle compatibility in mind. Using proven engineering practices and modern manufacturing processes, SILA Concepts ensures reliable performance with every product.
A Longstanding Partnership
MADNESS Autoworks has proudly partnered with SILA Concepts for years. We offer professional installation of their products at our locations and also ship them worldwide to enthusiasts seeking quality upgrades with dependable performance.
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