[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 Jeep Wrangler JK 3.8L catalytic converter for 2007-2009. A direct-fit high-flow catalytic converter is designed to meet or even exceed OE quality and performance standards. Fitment 2007-2009 Jeep Wrangler Rubicon 3.8L2007-2009 Jeep Wrangler Unlimited Rubicon 3.8L2007-2009 Jeep Wrangler Sahara 3.8L2007-2009 Jeep Wrangler Unlimited Sahara 3.8L2007-2009 Jeep Wrangler Unlimited X 3.8L2007-2009 Jeep Wrangler X 3.8L Professional installation would be highly recommended Feature 1. Maximum Efficiency for Exhaust Flow Internal honeycomb ceramic substrates have a porous structure to increase the reaction area and ensure sufficient catalysts (Pt, Rh, Pd) on the coating surface for a higher conversion rate. 2. Stainless steel shell, Durability Adopts heavy-duty T409 stainless steel shell that highly resists heat, rust, and corrosion for longer service life, with no worry about bending or melting even in extreme conditions. 3. EPA Federal Standard Certificated All YITAMOTOR catalytic converters are stamped with an exclusive EPA number on the shell. YITAMOTOR offers a 5-year or 50,000 miles limited warranty, for any manufacturer defect. 4. 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 1 X Catalytic converter w/Installation Accessories More Details Maximum Efficiency Internal ceramic honeycomb structure substrates contain ample metal catalysts and offer a larger surface area to fully react. Stainless Steel Shell Made of high-quality stainless steel material, sturdy, durable, and high-temperature resistant. Direct-fit Bolt-on Replacement The OE-style catalytic converter is easy to install without needing any modifications, as it has OE standard bolts. The Root Causes of Failure • Damaged structure • Oil-fouled substrate • Overheated, melted, or broken converter [specification] Specifications Brand YITAMOTOR Certifications OBD I / OBD-II / Federal EPA / Non-CARB Material Stainless steel Restricted States California, New York, Colorado, Maine Fitment Type Direct Replacement Inlet Type Dual (2-bolt spinner flange) Outlet type Single (2.5 in. OD; 3 in. depth) Dimensions 41 in. overall length Connection Type 2 Bolt Oxygen Sensor Location Post-Catalyst Oxygen sensor ports 4 Substrate Ceramic Placement on Vehicle Front OEM Part Number 52059930AH, 52059930AG Package included x 1 catalytic converter w/Installation Accessories 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]