{"product_id":"catalytic-converter-for-subaru-outback-2000-2005-2-5l","title":"Catalytic Converter for Subaru Outback (2000-2005) 2.5L","description":"\u003ch2\u003eDirect-Fit Emissions Catalytic Converter for 2000-2005 Subaru Outback\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The direct-fit catalytic converter replaces the aged, clogged, or chemically depleted factory emissions core on the 2000-2005 Subaru Outback to restore exhaust scavenging efficiency, eliminate P0420 fault codes, and meet federal tailpipe emissions standards.\u003c\/p\u003e\u003ch3\u003eThe Stock Subaru Outback Catalyst Degradation\u003c\/h3\u003e\u003cp\u003eFactory exhaust units on the \u003cstrong\u003eBH\u003c\/strong\u003e and \u003cstrong\u003eBP\u003c\/strong\u003e chassis suffer from thermal fatigue and substrate washcoat erosion over extended mileage. The stock \u003cstrong\u003eEJ251\u003c\/strong\u003e and \u003cstrong\u003eEJ253\u003c\/strong\u003e naturally aspirated flat-four engines frequently experience carbon fouling and oil blow-by contamination. This degrades the OEM precious metal washcoat, leading to decreased catalytic efficiency, restricted exhaust backpressure, decreased thermal dissipation, and persistent catalytic threshold trouble codes (P0420).\u003c\/p\u003e\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\u003cp\u003eThis replacement assembly utilizes a high-efficiency ceramic honeycomb monolith housed in heavy-gauge 409 stainless steel to resist road salt corrosion and severe thermal cycling. Engineered with OEM-profile, laser-cut flanges and precision mandrel-bent transitions, it matches the stock layout for a bolt-on fit without custom cutting or welding. The high-porosity washcoat provides optimal surface area for nitrous oxide, hydrocarbon, and carbon monoxide conversion, minimizing backpressure while preserving factory torque delivery.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\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;\"\u003e2000-2005 Subaru Outback\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\u003eEJ25\u003c\/strong\u003e (EJ251\/EJ253) \/ \u003cstrong\u003eBH\u003c\/strong\u003e, \u003cstrong\u003eBP\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;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e165 hp \/ 166 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\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2000-2004 Subaru Outback Base \/ Limited Wagon 2.5L AWD (BH Chassis)\u003c\/li\u003e\n\u003cli\u003e2000-2004 Subaru Outback Base \/ Limited Sedan 2.5L AWD (BE Chassis)\u003c\/li\u003e\n\u003cli\u003e2005 Subaru Outback 2.5i \/ 2.5i Limited Wagon 2.5L AWD (BP Chassis)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes this fit the BH\/BP Outback?\u003c\/strong\u003e\u003cbr\u003eYes, this unit is engineered specifically for direct-flange fitment on 2000-2005 Subaru Outback models equipped with the 2.5L naturally aspirated \u003cstrong\u003eEJ25\u003c\/strong\u003e boxer engine.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill this resolve an active P0420 diagnostic trouble code?\u003c\/strong\u003e\u003cbr\u003eYes, replacing a contaminated or fractured factory substrate with this fresh high-conversion ceramic core restores catalyst efficiency within factory ECM parameters.\u003c\/p\u003e\u003ch3\u003eThe Subaru Boxer Caliber\u003c\/h3\u003e\u003cp\u003eEngineered to withstand the demanding exhaust pulses of the symmetrical all-wheel-drive boxer layout, this catalytic assembly maintains uninterrupted gas flow, eliminates backpressure choke, and ensures proper exhaust scavenging across all four cylinders.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50501706416376,"sku":"DS-E54ANJ4PG","price":197.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-subaru-outback-2000-2005-2-5l-1.jpg?v=1789330106","url":"https:\/\/performancechiptuning.com\/fr\/products\/catalytic-converter-for-subaru-outback-2000-2005-2-5l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}