{"product_id":"ap-exhaust-641374-catalytic-converter-with-integrated-exhaust-manifold-front","title":"AP Exhaust 641374 Catalytic Converter with Integrated Exhaust Manifold - Front","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eAP Exhaust 641374 is a direct-fit catalytic converter with integrated exhaust manifold built for specific Mitsubishi Lancer applications. It is engineered to match OE dimensions and fitment, with a stainless steel body, ceramic substrate, and one O2 sensor port for a factory-style replacement.\u003c\/p\u003e\u003cp\u003eThis AP Exhaust 641374 unit is designed for Federal \/ EPA direct-fit manifold applications and uses welded flange connections for a secure exhaust seal. It fits 2002-2007 Mitsubishi Lancer, front, with notes for Federal and California emissions coverage and exclusions for Evolution submodels.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit catalytic converter with integrated exhaust manifold\u003c\/li\u003e\n\u003cli\u003eStainless steel body for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eCeramic substrate for efficient catalyst performance\u003c\/li\u003e\n\u003cli\u003eOne O2 sensor port for emissions system integration\u003c\/li\u003e\n\u003cli\u003e9-bolt welded inlet flange and 3-bolt welded outlet flange\u003c\/li\u003e\n\u003cli\u003eIncludes inlet gasket and outlet gasket; outlet hardware is listed as included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003ePart number 641374 is built to OE dimensions using AP Exhaust manufacturing processes that include automated workstations, spinner welding equipment, and high-speed production lines. The result is a manifold-style catalytic converter that follows factory fitment requirements while supporting emissions system function on the Mitsubishi Lancer. The ceramic substrate and ARISTO substrate chemistry are used to improve converter efficiency, while the stainless steel construction supports durability in exhaust service.\u003c\/p\u003e\u003cp\u003eFor buyers searching for a Mitsubishi Lancer catalytic converter with integrated exhaust manifold, AP Exhaust 641374 provides a direct-fit solution for the specified front application. This part cross-references Mitsubishi OE numbers 1555A043 and MN156058 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFailed catalytic converter efficiency codes\u003c\/li\u003e\n\u003cli\u003eExhaust leaks at the manifold-to-pipe connection\u003c\/li\u003e\n\u003cli\u003eBroken or corroded factory manifold assembly\u003c\/li\u003e\n\u003cli\u003eEmissions test failures related to catalyst performance\u003c\/li\u003e\n\u003cli\u003eCheck engine light concerns tied to exhaust aftertreatment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eFits 2002-2007 Mitsubishi Lancer, front. Review the emissions notes before ordering: this application is listed for Federal and California emissions, with restrictions noted for CA, CO, ME, and NY. Evolution submodels are excluded. Verify flange style, O2 sensor port count, and manifold configuration against the original part before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eAP Exhaust states that its manufacturing process is built around OE dimensions and fitment control. Part number 641374 is produced with automated equipment and welding processes to support consistent construction and application-specific fit.\u003c\/p\u003e","brand":"AP Exhaust","offers":[{"title":"Default Title","offer_id":53370352238773,"sku":"BBDL-641374","price":579.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/AP_641374_Top.jpg?v=1790140174","url":"https:\/\/www.partcatalog.com\/products\/ap-exhaust-641374-catalytic-converter-with-integrated-exhaust-manifold-front","provider":"PartCatalog","version":"1.0","type":"link"}