Designed and manufactured in the USA, made from premium-grade aluminum with stainless steel tamper-proof screws. OEM Authorized Accessory Product, compatible with the 2020-2025 Toyota Corolla Hybrid 1.8L with OEM converters. Our catalytic shield is completely drill-less and is secured with tamper-proof screws, which allow the shield to be removed when needed but help keep it secure from thieves. Required Tools: trim removal tool OR flat head screwdriver, 10mm socket, 12mm socket, ratchet, may require thread cleaning chaser We may charge a restocking fee up to $50. We recommend hiring a professional to install your Cat Shield. Please check specs and vehicle compatibility info prior to purchase and reach out with any questions about fitment. Cat Shield may have surface imperfections. Our Cat Shield is compatible for the Toyota Corolla Hybrid 2020-2023+. Our Aluminum Toyota Corolla Cat Shield is the best fitting protection device for your vehicle. You just need one shield to protect all your converters. The shield was carefully measured against the frame of the vehicle to give it the most accurate fit and sits completely flush with the underbody. Spacers and 3D features on the shield ensure that there is minimal noise and vibration. Fully removable, galvanic corrosion resistant and made from the strongest, hardest material in the market. Unlike other competitors who use common torx bits which can be found at your local hardware stores, all MILLERCAT Cat Shields come with the industry leading tamper-proof screws which you cannot purchase anywhere. It is a strong aluminum plate that provides a pure strong guard against catalytic converter theft. Thieves can steal your catalytic converter in just a few minutes. Miller CAT is superior and unmatchable with other products on the market. By purchasing and installing the Corolla catalytic converter shield, you can save potential loss of time and money and sleep well at night knowing your car is protected. Help put thieves out of business and stand up for a good cause