{"product_id":"pai-etc-3741-turbocharger-replaces-mack-631gc5133am4","title":"PAI ETC-3741 Turbocharger │ Replaces Mack 631GC5133AM4 – E7 300–350 HP","description":"\u003cp\u003eThe \u003cstrong\u003ePAI ETC-3741\u003c\/strong\u003e is a brand-new \u003cstrong\u003eGenuine PAI\u003c\/strong\u003e turbocharger for \u003cstrong\u003eMack E7, E-TECH, and ASET\u003c\/strong\u003e engines, replacing Mack OEM number \u003cstrong\u003e631GC5133AM4\u003c\/strong\u003e. It is a hose-connection unit used on 300–350 HP ratings — notably the E7-350 (11.9L) in Mack DM, R, and RD trucks. Built in PAI's ISO 9001 U.S. facility and covered by a 2-year warranty, it is sold outright — no core charge.\u003c\/p\u003e\n\u003ch2\u003eSymptoms of a Failing Turbocharger\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLow boost and noticeable power loss when pulling loaded or climbing grades\u003c\/li\u003e\n\u003cli\u003eExcessive black smoke under acceleration, or blue smoke from turbo oil seal wear\u003c\/li\u003e\n\u003cli\u003eWhining, siren-like, or grinding noise from the turbo that rises with engine speed\u003c\/li\u003e\n\u003cli\u003eEngine oil in the compressor housing, intake hoses, or charge air cooler\u003c\/li\u003e\n\u003cli\u003eExcessive radial\/axial shaft play in the rotating assembly\u003c\/li\u003e\n\u003cli\u003eSlow spool-up, poor throttle response, and declining fuel economy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003ePAI Industries (Genuine PAI line)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003eETC-3741\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart Type\u003c\/th\u003e\n\u003ctd\u003eTurbocharger\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eReplaces OE Turbos\u003c\/th\u003e\n\u003ctd\u003eBorgWarner (Schwitzer) 174839 \/ Garrett (AiResearch) 465859-5006\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003ePrimary OEM Reference\u003c\/th\u003e\n\u003ctd\u003eMack 631GC5133AM4\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eConnection\u003c\/th\u003e\n\u003ctd\u003eHose connection\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eHorsepower Range\u003c\/th\u003e\n\u003ctd\u003e300–350 HP ratings (incl. E7-350)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew (not remanufactured) — no core charge\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e2 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eCross References\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eMack\u003c\/th\u003e\n\u003ctd\u003e631GC5133AM4, 631GC5133AM7, 631GC5133M4, 631GC5133M7, 7536-474839, 7536-467570\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eBorgWarner (Schwitzer)\u003c\/th\u003e\n\u003ctd\u003e174839 (new), 474839 (factory reman)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eGarrett (AiResearch)\u003c\/th\u003e\n\u003ctd\u003e465859-5006, 465859-0006\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMack E7, E-TECH, and ASET engines (11.9L) — 300–350 HP ratings, including E7-350\u003c\/li\u003e\n\u003cli\u003eMack DM, R, and RD series vocational and construction chassis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eVerify part number and engine application before ordering to confirm fitment.\u003c\/em\u003e\u003c\/p\u003e","brand":"PAI Industries","offers":[{"title":"Default Title","offer_id":50674758385949,"sku":"ETC-3741","price":1903.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0053\/0730\/1991\/files\/all-pro-image-coming-soon-light-2048_a4b2d776-7c07-4aac-b6e1-260834c00a68.png?v=1787665242","url":"https:\/\/www.allprodiesel.net\/products\/pai-etc-3741-turbocharger-replaces-mack-631gc5133am4","provider":"All Pro Truck Parts","version":"1.0","type":"link"}