{"product_id":"catalytic-converter-for-infiniti-qx80-2014-2021-5-6l-left-right","title":"Catalytic Converter for Infiniti QX80 (2014-2021) 5.6L Left \u0026 Right","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Stainless Steel Catalytic Converter Set for 2014-2021 Infiniti QX80 (Z62)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The catalytic converter set replaces deteriorated factory manifolds and exhaust bricks on the 2014-2021 QX80 to clear persistent catalyst efficiency trouble codes and restore non-restricted exhaust gas velocity.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Infiniti QX80 Substrate Breakdown\u003c\/h3\u003e\n\u003cp\u003eFactory catalytic converters on the \u003cstrong\u003eZ62\u003c\/strong\u003e chassis suffer premature thermal degradation under prolonged heavy loads and towing duty cycles. Sustained exhaust gas temperatures (EGTs) from the high-displacement direct-injected \u003cstrong\u003eVK56VD\u003c\/strong\u003e engine cause the original ceramic substrate to micro-fracture, glaze, and eventually crumble. This internal disintegration triggers continuous downstream sensor voltage deviations, setting diagnostic trouble codes \u003cstrong\u003eP0420\u003c\/strong\u003e and \u003cstrong\u003eP0430\u003c\/strong\u003e, while loose monolith chunks create internal baffling rattles and increase exhaust backpressure.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis direct-replacement converter assembly features heavy-gauge stainless steel tubing and welded outer body construction engineered to endure severe heat cycling without fatigue cracking. Internally, a dense washcoat of platinum, palladium, and rhodium over a high-flow ceramic honeycomb ensures rapid light-off and optimal catalytic reduction of HC, CO, and NOx emissions. Integrated, precision-located factory oxygen sensor bungs and CNC-machined mating flanges provide a leak-free bolt-on installation that mirrors OEM exhaust geometry without modification.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x Left-side direct-fit catalytic converter\u003c\/li\u003e\n  \u003cli\u003e1 x Right-side direct-fit catalytic converter\u003c\/li\u003e\n  \u003cli\u003eFlange gasket(s)\u003c\/li\u003e\n  \u003cli\u003eMounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \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;\"\u003e2014-2021 Infiniti QX80\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;\"\u003eVK56VD \/ Z62\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;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e400 hp \/ 413 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2014-2021 Infiniti QX80 Base 5.6L V8\u003c\/li\u003e\n  \u003cli\u003e2014-2021 Infiniti QX80 Luxe 5.6L V8\u003c\/li\u003e\n  \u003cli\u003e2014-2021 Infiniti QX80 Limited 5.6L V8\u003c\/li\u003e\n  \u003cli\u003e2014-2021 Infiniti QX80 ProACTIVE 5.6L V8\u003c\/li\u003e\n  \u003cli\u003e2014-2021 Infiniti QX80 Sensory 5.6L V8\u003c\/li\u003e\n  \u003cli\u003e2014-2021 Infiniti QX80 Premium Select 5.6L V8\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the Z62 QX80?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2014-2021 Infiniti QX80 equipped with the \u003cstrong\u003eVK56VD\u003c\/strong\u003e 5.6L V8 engine. \u003cstrong\u003eNon-compliant for sale or operation in California, New York, Maine, or Colorado (EPA 49-state compliant only; not CARB certified).\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch4\u003eWill this require ECU recalibration or welding during installation?\u003c\/h4\u003e\n\u003cp\u003eNo, this assembly is engineered to bolt directly to OEM exhaust flanges and utilizes standard factory oxygen sensors without ECU flashing.\u003c\/p\u003e\n\n\u003ch3\u003eThe Infiniti Heavy-Duty Caliber\u003c\/h3\u003e\n\u003cp\u003eEngineered to handle the high thermal stress of towing and full-throttle hauling, this emissions assembly restores factory flow efficiency and exhaust scavenging under demanding full-size SUV operating conditions.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67911339639032,"sku":"DS-E6JZHDWOB","price":716.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-infiniti-qx80-2014-2021-5-6l-left-right-1.jpg?v=1793400788","url":"https:\/\/performancechiptuning.com\/de\/products\/catalytic-converter-for-infiniti-qx80-2014-2021-5-6l-left-right","provider":"Performance Chip Tuning","version":"1.0","type":"link"}