Why you need to install a catalytic converter protection shield for your cars? 1. Protect your car chassis from damage especially when the car goes through rough and bumpy areas. 2. It’s common that the catalytic converter was stolen. With the catalytic converter protection shield, you could provide a strong barrier against catalytic converter theft. Which Cars are Compatible With? The Catalytic Converter Protection Shield is designed for Toyota Prius 2010 2011 2012 2013 2014 2015. What we upgraded the Catalytic Converter Protection Shield? 1.Thickness - Increased the thickness and adopted exquisite cutting and edge grinding technology，make it fits well and more durable. 2.Black Powder Coated - Added up the extremely rugged black powder-coated treatment on the surface, more rust-proof, more corrosion-resistant. 3.Tamper-proof Design - Provided stainless steel rivets and galvanized nuts, oil-resistant, anti-rust, anti-corrosion, insures that reduces noise from vibration and collision. 4.Heat Venting Hole Design - Larger holes design allows for better ventilation and heat dissipation. How to Installation? 1.No welding or cutting required. Professional installation is always highly recommended. 2.Note: Installation instruction are not provided. Please refer to the product images and details page. Should you have any other question please feel free to contact us . After-sale Guarantee 1. Provided 1 year warranty. 2. We always put clients, satisfaction and service quality in first place. So if you have any questions about the product or our services, please kindly contact us first.