[video]Refer to the YouTube video below, and you will have a better understanding of the working principles of the catalytic converter and tailpipe. Thanks to Automotive System [/video] Description YITAMOTOR 3-inch inlet diameter universal high flow catalytic converter, which is 3.0L engine limited. We still have a lot of universal catalytic converters in other sizes, 2 inches, 2.25 inches, 2.5 inches, 4 inches, etc. Fitment Universal Fit with 3" inside diameter catalytic converter Professional installation would be highly recommended Features 1. Designed for excellent exhaust flow and clean emissions.2. Direct replacement for your factory converter.3. Internal catalyst has a honeycomb pattern for maximized surface area and minimized restrictions.4. Body and pipe heat shields are made of high-quality materials for durability.5. T409 steel construction and welded seams for long life and durability.6. Complies with EPA standards, non-CARB.7. 5-year / 50,000-mile warranty. Attention If your vehicle is registered in California, New York, Colorado & Maine, DO NOT BUY This item.If your vehicle MEETS California REQUIREMENT, BUT NOT REGISTER In California, New York, Colorado & Maine. This will work on your vehicle.Due to the increased emissions standards. This item is not certified for sale in California, New York, Colorado & Maine. Package Included 1X 2.25'' Inlet/Outlet Universal Catalytic Converters Warranty Warranty Period: 5-year / 50,000-mile warranty.Return: Goods can be returned within 30 days for Unopened or Unused Items.24-Hour Support: Customer service throughout the day. [specification] Brand YITAMOTOR Certifications OBD I / OBD-II / Federal EPA / Non-CARB Material Stainless steel Restricted States California, New York, Colorado & Maine Converter Type Universal Fit Cell Count 400 cell Body Shape Round Inlet/Outlet Diameter 3" inside diameter Overall Length 11" Engine Limit 3.0L Oxygen sensor ports None Substrate Ceramic Placement on Vehicle Left, Right, Front, Rear Interchange Part Number 410300 Package included x 2 catalytic converter Warranty 5 years or 50,000 miles limited [/specification] California Residents: Prop 65 Warning WARNING: Cancer and Reproductive Harm Visit:www.p65warnings.ca.gov [des]- Internal Honeycomb Structure Design for Max Exhaust Flow- Improve the Efficiency, Clear the P0420/P0430 Code- Use Shockproof Packaging to Reduce Deformation or Damage- Not Legal for Sale in CA, NY, CO, and ME- 5-Year or 50,000-mile Limited Warranty [/des]