{"product_id":"catalytic-converter-for-subaru-outback-2015-2019-2-5l","title":"Catalytic Converter for Subaru Outback (2015-2019) 2.5L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eDirect-Fit Stainless Catalytic Converter for 2015-2019 Subaru Outback (BS)\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e This direct-fit assembly combines the front header pipes, flex joint, and ceramic catalytic converter for the 2015-2019 Subaru Outback (\u003cstrong\u003eBS\u003c\/strong\u003e) \u003cstrong\u003eFB25 2.5L H4\u003c\/strong\u003e to restore emissions control and flow.\u003c\/p\u003e\u003ch3\u003eThe Stock Subaru Outback Exhaust Failure\u003c\/h3\u003e\u003cp\u003eOn the \u003cstrong\u003eBS\u003c\/strong\u003e chassis with the \u003cstrong\u003eFB25 2.5L H4\u003c\/strong\u003e engine, factory converters face extreme thermal cycling right behind the cylinder heads. Thermal shock and minor misfires cause the internal ceramic monolith to crack, melt, or break loose. Additionally, the OEM flex joint and seam welds frequently fatigue and leak, allowing unmetered air past the upstream sensor and triggering persistent \u003cstrong\u003eP0420\u003c\/strong\u003e faults.\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:\u003c\/strong\u003e Triggers \u003cstrong\u003eP0420\u003c\/strong\u003e or \u003cstrong\u003eP0430\u003c\/strong\u003e codes from degraded washcoat efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust Rattle:\u003c\/strong\u003e Metallic noise at idle caused by a fractured ceramic substrate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLost Power:\u003c\/strong\u003e Excess backpressure and failed emissions from restricted exhaust flow.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThe Direct-Fit Stainless Exhaust Solution\u003c\/h3\u003e\u003cp\u003eThis unit integrates the front header pipes, braided flex joint, and converter into one corrosion-resistant \u003cstrong\u003estainless steel\u003c\/strong\u003e assembly. Inside the 8-by-5-inch shell, a high-flow \u003cstrong\u003eceramic honeycomb substrate\u003c\/strong\u003e with precious-metal washcoat converts HC, CO, and NOx to satisfy \u003cstrong\u003eOBD-II\u003c\/strong\u003e monitors. Factory head flanges, rear outlet flange, and dual \u003cstrong\u003eO2 sensor ports\u003c\/strong\u003e ensure direct bolt-on fitment with zero cutting or welding.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 x Catalytic Converter Assembly\u003c\/li\u003e\n\u003cli\u003e3 x Gaskets\u003c\/li\u003e\n\u003cli\u003e3 x Studs with nuts\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;\"\u003e2015-2019 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;\"\u003eFB25 2.5L H4 (Boxer) \/ BS\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\u003e2015-2019 Subaru Outback 2.5i Base (2.5L H4)\u003c\/li\u003e\n\u003cli\u003e2015-2019 Subaru Outback 2.5i Premium (2.5L H4)\u003c\/li\u003e\n\u003cli\u003e2015-2019 Subaru Outback 2.5i Limited (2.5L H4)\u003c\/li\u003e\n\u003cli\u003e2015-2019 Subaru Outback 2.5i Touring (2.5L H4)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\u003ch4\u003eDoes this fit the BS Outback?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e This is a direct fit for the 2015-2019 Subaru Outback equipped with the \u003cstrong\u003eFB25 2.5L H4\u003c\/strong\u003e engine. \u003cstrong\u003eExcludes the 3.6R model, and as an EPA federal unit (not CARB approved), it is not legal for vehicles 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, if the OEM unit failed; O2 sensors are not included.\u003c\/strong\u003e Transfer your existing pre- and post-catalyst sensors or install new ones, and check for leaks before clearing \u003cstrong\u003eP0420\u003c\/strong\u003e\/\u003cstrong\u003eP0430\u003c\/strong\u003e codes.\u003c\/p\u003e\u003ch4\u003eAre gaskets and mounting hardware included for installation?\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eYes.\u003c\/strong\u003e Includes three gaskets and three studs with nuts. Soak seized OEM fasteners with penetrating oil, torque evenly, and check every joint for exhaust leaks.\u003c\/p\u003e\u003ch3\u003eThe Subaru Precision Standard\u003c\/h3\u003e\u003cp\u003eBuilt for boxer flow efficiency and CEL-free operation, this bolt-on assembly restores factory scavenging, reduces exhaust backpressure, and delivers reliable emissions compliance across every mile.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":68085454012664,"sku":"DS-EU1U6K3JK","price":196.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/catalytic-converter-for-subaru-outback-2015-2019-2-5l-1.jpg?v=1794543747","url":"https:\/\/performancechiptuning.com\/fr\/products\/catalytic-converter-for-subaru-outback-2015-2019-2-5l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}