Catalytic Converter Security Etching Kit Monat Technologies has partnered with the U.K.s Retainagroup Ltd to distribute their best-selling catalytic converter security etching kits in the U.S. Stop thieves in their tracks by permanently etching a unique code tied to your VIN number into your catalytic converter. Using a simple sticker and marking fluid, your catalytic converter can be traceable and linked back to you by anyone in just minutes. Etching kits are a great first step for someone who wants a single layer of catalytic converter security but isnt quite ready for a Catlock, or for someone with a Catlock who wants an extra layer of protection in addition to their Catlock. Secure your catalytic converter with an etching kit today for just $14.99. (note: Etching kits are included when purchasing a Catlock 3.0)