{"product_id":"catalytic-converter-for-fiat-500x-2016-2018-1-4l-front","title":"Catalytic Converter for Fiat 500X (2016-2018) 1.4L Front","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Front Catalytic Converter for 2016-2018 Fiat 500X (334)\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e This direct-fit front catalytic converter restores EPA-compliant emissions control and clears catalyst efficiency codes on the 2016-2018 Fiat 500X (\u003cstrong\u003e334\u003c\/strong\u003e) \u003cstrong\u003e1.4L MultiAir Turbo I4\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eThe Stock Fiat 500X Catalytic Converter Failure\u003c\/h3\u003e\u003cp\u003eMounted directly behind the turbocharger on the \u003cstrong\u003e334\u003c\/strong\u003e chassis with the \u003cstrong\u003e1.4L MultiAir Turbo I4 (EAM)\u003c\/strong\u003e, the factory front catalytic converter endures extreme heat soak and thermal cycling. Repeated temperature spikes degrade the precious-metal washcoat and fracture the internal ceramic brick. Once broken apart, loose substrate pieces rattle inside the shell, choke exhaust flow, and trigger \u003cstrong\u003eP0420\u003c\/strong\u003e or \u003cstrong\u003eP0430\u003c\/strong\u003e catalyst efficiency fault codes.\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 Triggers \u003cstrong\u003eP0420\u003c\/strong\u003e or \u003cstrong\u003eP0430\u003c\/strong\u003e when downstream O2 sensors detect insufficient oxygen storage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetallic Exhaust Rattle:\u003c\/strong\u003e Fractured internal ceramic honeycomb clatters inside the shell at idle or deceleration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Backpressure \u0026amp; Emissions Failure:\u003c\/strong\u003e Collapsed substrate media restricts turbo spool and fails OBD-II readiness checks.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe Direct-Fit Stainless Exhaust Solution\u003c\/h3\u003e\u003cp\u003eThis direct-fit converter uses a stainless steel body (10 in length, 5 in height) and heavy-duty piping to resist rust and thermal cracking. Inside, a ceramic honeycomb substrate with a precious-metal washcoat restores HC, CO, and NOx conversion for proper OBD-II operation. Factory flanges, mounting brackets, and an OEM-spec sensor bung bolt directly between the turbo joint and rear 2-bolt flange without cutting or welding.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 x Front Catalytic Converter\u003c\/li\u003e\n\u003cli\u003e1 x 2-Bolt Flange Gasket\u003c\/li\u003e\n\u003cli\u003e1 x Ring Seal\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;\"\u003e2016-2018 Fiat 500X\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;\"\u003e1.4L MultiAir Turbo I4 (EAM) \/ 334\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\u003eMake: Fiat\u003c\/li\u003e\n\u003cli\u003eModel: Fiat 500X 1.4L Turbo (Pop, Sport, Trekking)\u003c\/li\u003e\n\u003cli\u003eYears: 2016, 2017, 2018\u003c\/li\u003e\n\u003cli\u003eEngine \u0026amp; Position: 1.4L turbocharged I4 — Front position (Excludes 2.4L)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\u003ch4\u003eDoes this fit the 334 500X?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Fits 2016-2018 Fiat 500X Pop, Sport, and Trekking trims with the \u003cstrong\u003e1.4L MultiAir Turbo I4 (EAM)\u003c\/strong\u003e engine. \u003cstrong\u003eNot compatible with 2.4L engines; EPA Federal converter is not CARB approved for CA, NY, CO, or ME.\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, when caused by a worn converter; O2 sensors are not included.\u003c\/strong\u003e Transfer your existing oxygen sensors or install new units after verifying zero exhaust leaks.\u003c\/p\u003e\u003ch4\u003eAre gaskets included for bolt-on installation?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Includes a 2-bolt flange gasket and ring seal. Let the exhaust cool, soak fasteners with penetrating oil, and torque evenly.\u003c\/p\u003e\u003ch3\u003eThe Fiat Precision Standard\u003c\/h3\u003e\u003cp\u003eEngineered to maintain strict Euro ECU air-fuel trim accuracy and OBD-II monitor readiness. Restore factory exhaust flow and CEL-free operation without custom fabrication.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":68085262844152,"sku":"DS-EKX8892LF","price":236.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-fiat-500x-2016-2018-1-4l-front-1.jpg?v=1794543135","url":"https:\/\/performancechiptuning.com\/de\/products\/catalytic-converter-for-fiat-500x-2016-2018-1-4l-front","provider":"Performance Chip Tuning","version":"1.0","type":"link"}