{"product_id":"1991-1995-jeep-wrangler-yj-2-5l-l4-4-1-exhaust-header-downpipe","title":"4-1 Exhaust Header with Downpipe Fit for 1991 1993-1995 Jeep Wrangler YJ 2.5L L4","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eStainless steel exhaust header with downpipe designed for compatible Jeep Wrangler YJ models equipped with the 2.5L L4 engine. Featuring a 4-1 piping configuration, 1.50 in inlet, 2 in outlet, and one O2 sensor location, this header is designed around the specified Wrangler YJ 2.5L exhaust layout. The tubular header configuration provides a more direct exhaust path while retaining compatibility with the listed applications.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eVehicle Fitment\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFit for compatible 1991 Jeep Wrangler YJ with 2.5L L4 engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFit for compatible 1993-1995 Jeep Wrangler YJ with 2.5L L4 engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngine Compatibility: 2.5L L4 \/ Inline-4\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eChassis Compatibility: Jeep Wrangler YJ\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eDoes Not Fit 1992 Jeep Wrangler 2.5L\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eDoes Not Fit 1992 Jeep Wrangler Base Sport Utility 2-Door 2.5L\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlease verify the exact vehicle year, model, trim, engine displacement, O2 sensor configuration, and existing exhaust system before purchasing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicles with engine swaps, aftermarket cylinder heads, modified exhaust systems, custom motor mounts, or previous drivetrain modifications may require additional fitment verification\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Highlights\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWrangler YJ 2.5L Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed for compatible Jeep Wrangler YJ applications equipped with the 2.5L four-cylinder engine\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e4-1 Header Design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Four primary exhaust paths merge into a single outlet for the specified engine configuration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e1.50 in Inlet\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Features the specified 1.5 in inlet size for compatible applications\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e2 in Outlet\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Uses a 2 in exhaust outlet for connection to the compatible downstream exhaust system\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSingle O2 Sensor Location\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Features one O2 sensor provision for the specified vehicle configuration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDownpipe Configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Supplied as a header and downpipe configuration for the listed Wrangler YJ application\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eStainless Steel Construction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Stainless steel construction provides durability for exhaust-system use\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMirror-Polished Finish\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Polished stainless steel surface provides a clean finished appearance\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTubular Header Layout\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed to provide a smoother exhaust path compared with a compact cast exhaust manifold configuration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eProduct Type: Exhaust Header with Downpipe\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicle Make: Jeep\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicle Model: Wrangler YJ\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatible Vehicle Years: 1991 \/ 1993 \/ 1994 \/ 1995\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExcluded Vehicle Year: 1992\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngine Type: L4 \/ Inline-4\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngine Compatibility: 2.5L\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeader Configuration: 4-1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInlet Size: 1.50 in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOutlet Size: 2 in\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eO2 Sensor Locations: 1\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaterial: Stainless Steel\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSurface Finish: Mirror Polished\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003ePackage Includes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 × Exhaust Header Assembly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 × Downpipe\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eInstallation Notes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePlease verify the exact vehicle year, model, trim, and engine before purchasing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for compatible Jeep Wrangler YJ models equipped with the 2.5L L4 engine\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e1992 Jeep Wrangler 2.5L applications are excluded\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConfirm cylinder-head flange alignment, O2 sensor location, steering clearance, transmission clearance, frame clearance, and downstream exhaust connection before installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify that the vehicle uses the specified single O2 sensor configuration before installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVehicles with engine swaps, aftermarket exhaust components, custom motor mounts, or previous exhaust modifications may have different clearance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSource information describes the header as a direct bolt-on design for compatible applications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdditional exhaust adjustment may be required depending on the condition and configuration of the existing exhaust system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation is recommended\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Peforway","offers":[{"title":"Default Title","offer_id":51073055916275,"sku":"MT001047","price":146.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/6999\/3459\/files\/E6_9C_AA_E6_A0_87_E9_A2_98-1_1787723949072.jpg?v=1788920615","url":"https:\/\/peforway.com\/products\/1991-1995-jeep-wrangler-yj-2-5l-l4-4-1-exhaust-header-downpipe","provider":"Peforway","version":"1.0","type":"link"}