[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] Product Description A catalytic converter is an exhaust emission control device. Catalytic converters are usually used with internal combustion engines fueled by either gasoline or diesel—including lean-burn engines as well as kerosene heaters and stoves. YITAMOTOR'S Catalytic converters Compliant with EPA emission standards to reduce direct emissions of harmful gases such as CO, HC, NOx, etc. Reduces fuel consumption by stabilizing the accuracy of the engine’s oxygen system signal and controlling fuel injection. Fitment 2007 2008 Nissan Maxima 3.5L 2005 2006 Nissan Maxima 3.5L with Manual TRANS 2004 Nissan Maxima 3.5L with 4-Speed / 6-Speed 2003-2007 Nissan Murano 3.5L 2005 2006 Nissan Quest 3.5L with 4-Speed Transaxle NOTE: This Catalytic Converter Only Fits Radiator Side or Bank 2. Professional installation would be highly recommended Features Eliminate P042 Code Error This catalytic converter can eliminate the “check engine light” caused by code P0420 (catalyst system efficiency below threshold). Before replacing a catalytic converter, please make sure your O2 sensors function properly. Faulty sensors can cause damage to spark plugs, catalytic converters and damage your fuel economy. Easy Installation The standard OE specification flanges are designed for easy installation. The kit includes direct bolts to the existing exhaust system, requiring no extra modification. Durable & Long-lasting Stainless steel outer shell designed for maximum durability. Internal substrates and precious metal loading are carefully designed Attention If your vehicle is registered in California or New York, DO NOT BUY This item. If your vehicle MEETS California REQUIREMENT, BUT NOT REGISTER In California or New York. This will work on your vehicle. Due to the increased emissions standards. This item is not certified for sale in California and New York. [specification] Specifications Brand YITAMOTOR Certifications OBD-II / Federal EPA / Non-CARB Material Stainless steel Restricted States California, New York Fitment Type Direct Replacement Connection Type 3 Bolt/6 Bolt Welded Flange Inlet type Single (6-bolt welded flange) Outlet type Single (3-bolt welded flange) Dimensions 13 in. overall length Oxygen sensor ports Pre-Catalyst Substrate Ceramic Interchange Part Number 201050, 0991430, 641199, 641523 Other Part Number 16221, 58052, 40420 Warranty 5 Years or 50,000 Miles Limited Package Includes 1x Catalytic Converter w/Installation Accessories [/specification] [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]