{"product_id":"catalytic-converter-for-hyundai-genesis-coupe-2010-2012-2-0l","title":"Catalytic Converter for Hyundai Genesis Coupe (2010-2012) 2.0L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Stainless Catalytic Converter for 2010-2012 Hyundai Genesis (BK1)\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e This direct-fit catalytic converter bolts behind the turbocharger on the 2010-2012 Hyundai Genesis Coupe (\u003cstrong\u003eBK1\u003c\/strong\u003e) equipped with the \u003cstrong\u003eG4KF 2.0L Turbo I4\u003c\/strong\u003e to convert HC, CO, and NOx exhaust gases and restore OBD-II emissions compliance.\u003c\/p\u003e\u003ch3\u003eThe Stock Hyundai Genesis Substrate Failure\u003c\/h3\u003e\u003cp\u003eMounted directly at the turbocharger outlet, the factory converter on the \u003cstrong\u003eBK1\u003c\/strong\u003e chassis equipped with the \u003cstrong\u003eG4KF 2.0L Turbo I4\u003c\/strong\u003e endures extreme exhaust gas temperatures and constant thermal cycling. Repeated heat soak fractures the internal ceramic honeycomb substrate and degrades the precious-metal washcoat. Once the core breaks apart or clogs, downstream oxygen sensors detect insufficient oxygen storage capacity, triggering \u003cstrong\u003eP0420\u003c\/strong\u003e or \u003cstrong\u003eP0430\u003c\/strong\u003e catalyst efficiency fault codes. That internal obstruction also increases backpressure and restricts turbo spool.\u003c\/p\u003e\u003ch4\u003eCommon Symptoms of a Failing OEM Catalytic Converter\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck Engine Light \/ DTCs:\u003c\/strong\u003e Persistent \u003cstrong\u003eP0420\u003c\/strong\u003e or \u003cstrong\u003eP0430\u003c\/strong\u003e fault codes caused by degraded washcoat conversion efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetallic Substrate Rattle:\u003c\/strong\u003e Audible rattling beneath the chassis at idle or deceleration from a fractured ceramic core.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivability \u0026amp; Emissions Failure:\u003c\/strong\u003e Excessive exhaust backpressure, sluggish boost response, and failed emissions inspections.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe Direct-Fit Stainless Catalytic Converter Solution\u003c\/h3\u003e\u003cp\u003eBuilt for the \u003cstrong\u003eBK1\u003c\/strong\u003e platform, this converter pairs a corrosion-resistant stainless steel body (8-inch length, 5-inch height) with a ceramic honeycomb substrate coated in precious metals. Precision-welded turbo-side and downstream flanges, factory-style support brackets, and dual pre- and post-catalyst O2 sensor bungs ensure exact bolt-on alignment without cutting or welding. Full OBD-II compatibility restores normal exhaust velocity and clears catalyst-related fault codes on \u003cstrong\u003eG4KF 2.0L Turbo I4\u003c\/strong\u003e engines.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 x Catalytic Converter\u003c\/li\u003e\n\u003cli\u003e1 x 2-Bolt Flange Gasket\u003c\/li\u003e\n\u003cli\u003e1 x 3-Bolt Flange Gasket\u003c\/li\u003e\n\u003cli\u003eMounting bolts, nuts, and washers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2010-2012 Hyundai Genesis Coupe 2.0T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e\n\u003cstrong\u003eG4KF 2.0L Turbo I4\u003c\/strong\u003e \/ \u003cstrong\u003eBK1\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEmissions \u0026amp; Substrate\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eEPA Federal (46-State Legal) \/ Ceramic Honeycomb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eInstallation Type\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eDirect Bolt-On OEM Replacement (No Cutting or Welding)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2010-2012 Hyundai Genesis Coupe 2.0T Base (2.0L Turbo I4)\u003c\/li\u003e\n\u003cli\u003e2010-2012 Hyundai Genesis Coupe 2.0T Premium (2.0L Turbo I4)\u003c\/li\u003e\n\u003cli\u003e2010-2012 Hyundai Genesis Coupe 2.0T GT (2.0L Turbo I4)\u003c\/li\u003e\n\u003cli\u003e2010-2012 Hyundai Genesis Coupe 2.0T R-Spec (2.0L Turbo I4)\u003c\/li\u003e\n\u003cli\u003e2010-2012 Hyundai Genesis Coupe 2.0T Track (2.0L Turbo I4)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\u003ch4\u003eDoes this fit the BK1 Genesis?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e This is a direct fit for the 2010-2012 Hyundai Genesis Coupe equipped with the \u003cstrong\u003eG4KF 2.0L Turbo I4\u003c\/strong\u003e engine. \u003cstrong\u003eExcludes the 3.8L V6, 2013-2014 2.0T models, and the Genesis sedan; this EPA federal converter is not CARB-approved and cannot be registered in California, New York, Colorado, or Maine.\u003c\/strong\u003e\u003c\/p\u003e\u003ch4\u003eWill this clear P0420\/P0430 codes, and are O2 sensors included?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes, replacing a failed converter clears efficiency codes, though oxygen sensors are not included.\u003c\/strong\u003e Transfer your existing O2 sensors or install new units after checking for exhaust leaks that can trigger \u003cstrong\u003eP0420\u003c\/strong\u003e or \u003cstrong\u003eP0430\u003c\/strong\u003e.\u003c\/p\u003e\u003ch4\u003eAre gaskets and mounting hardware included for installation?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Both the 2-bolt and 3-bolt flange gaskets plus mounting bolts, nuts, and washers are supplied. Allow the exhaust to cool completely, soak seized fasteners with penetrating oil, and torque all flange hardware evenly.\u003c\/p\u003e\u003ch3\u003eThe Hyundai Performance Standard\u003c\/h3\u003e\u003cp\u003eEngineered for the turbocharged \u003cstrong\u003eBK1\u003c\/strong\u003e coupe, this stainless converter eliminates restrictive exhaust backpressure to preserve crisp turbo spool and throttle response. Reliable bolt-on geometry keeps your \u003cstrong\u003eG4KF 2.0L Turbo I4\u003c\/strong\u003e running clean and CEL-free on the street.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":68083810926840,"sku":"DS-E0VFCAGO1","price":378.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-hyundai-genesis-coupe-2010-2012-2-0l-1.jpg?v=1794533608","url":"https:\/\/performancechiptuning.com\/products\/catalytic-converter-for-hyundai-genesis-coupe-2010-2012-2-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}