{"product_id":"catalytic-converter-for-nissan-frontier-2000-2004-2-4l-front","title":"Catalytic Converter for Nissan Frontier (2000-2004) 2.4L Front","description":"\u003ch2\u003eDirect-Fit Front Catalytic Converter for 2000-2004 Nissan Frontier\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The front catalytic converter replaces the deteriorated or blocked factory emissions unit on the 2000-2004 Frontier 2.4L to restore optimal exhaust scavenging, clear efficiency trouble codes, and maintain proper emissions control.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Nissan Frontier Catalyst Degradation and Exhaust Restriction\u003c\/h3\u003e\n\u003cp\u003eOver extended operating cycles, the factory close-coupled converter on the \u003cstrong\u003eD22\u003c\/strong\u003e chassis suffers from thermal degradation and washcoat attrition. Repeated heat cycling and inevitable oil vapor blow-by coat the factory ceramic brick, resulting in lost chemical reactivity, persistent P0420 diagnostic trouble codes, and failed emissions inspections. In severe cases, internal substrate melting or mechanical breakdown introduces severe backpressure into the exhaust manifold, choking high-RPM gas evacuation and blunting low-end torque output on the naturally aspirated \u003cstrong\u003eKA24DE\u003c\/strong\u003e platform.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis replacement converter utilizes a durable, high-grade stainless steel outer shell designed to resist road debris impact and corrosion. Internally, a high-efficiency ceramic honeycomb monolith provides substantial surface area washcoated with precious metal catalyst materials to ensure rapid light-off and thorough chemical conversion. Built with thick, laser-cut mounting flanges and welded O2 sensor bungs, it bolts straight to the factory manifold and intermediate pipe without modification, restoring uniform exhaust pulse velocity. It directly replaces worn units referencing part number \u003cstrong\u003e641234\u003c\/strong\u003e and includes the necessary hardware and high-temperature graphite gaskets for a complete seal.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; margin-bottom: 20px;\"\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;\"\u003e2000-2004 Nissan Frontier\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;\"\u003eKA24DE \/ D22\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;\"\u003e143 hp \/ 154 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;\"\u003e641234\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2000 Nissan Frontier Base \/ XE (2.4L L4 Gas - Front Position)\u003c\/li\u003e\n  \u003cli\u003e2001 Nissan Frontier Base \/ XE (2.4L L4 Gas - Front Position)\u003c\/li\u003e\n  \u003cli\u003e2002 Nissan Frontier Base \/ XE (2.4L L4 Gas - Front Position)\u003c\/li\u003e\n  \u003cli\u003e2003 Nissan Frontier Base \/ XE (2.4L L4 Gas - Front Position)\u003c\/li\u003e\n  \u003cli\u003e2004 Nissan Frontier Base \/ XE (2.4L L4 Gas - Front Position)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the D22 Frontier?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 2000-2004 Nissan Frontier equipped with the KA24DE engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this converter resolve a P0420 check engine light?\u003c\/strong\u003e\u003cbr\u003e Yes, assuming no upstream air-fuel ratio imbalances or mechanical misfires exist, this unit provides the catalyst efficiency required to clear P0420 codes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Nissan Truck Durability Standard\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eD22\u003c\/strong\u003e Frontier has earned its reputation through sustained commercial-grade utility and rugged fleet duty. This direct-replacement converter is manufactured to match those work-truck demands, engineered with rigid brackets and reinforced flange welds to endure harsh off-road vibrations and high-duty cycle hauling without structural failure.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50501658804472,"sku":"DS-EIPDIRE3X","price":167.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-nissan-frontier-2000-2004-2-4l-front-1.jpg?v=1789329246","url":"https:\/\/performancechiptuning.com\/es\/products\/catalytic-converter-for-nissan-frontier-2000-2004-2-4l-front","provider":"Performance Chip Tuning","version":"1.0","type":"link"}