{"product_id":"pai-em82640-turbocharger-replaces-mack-631gc5153am","title":"PAI EM82640 Turbocharger (S400 Family) │ Replaces Mack 631GC5153AM – Mack E7 \/ E-TECH \/ ASET 12.0L","description":"\u003cp\u003eThe \u003cstrong\u003ePAI EM82640\u003c\/strong\u003e is a \u003cstrong\u003enew\u003c\/strong\u003e Excel-line replacement turbocharger for \u003cstrong\u003eMack E7, E-TECH, and ASET 12.0L\u003c\/strong\u003e engines, replacing Mack \u003cstrong\u003e631GC5153AM\u003c\/strong\u003e (also 631GC5153M and 631GC5145M) — the BorgWarner\/Schwitzer S400-family turbo (model 400\/041, Schwitzer 171177) fitted to these engines. It restores factory boost pressure, power delivery, and fuel economy on Mack CH, CL, RD, and Granite-era trucks. This part supersedes PAI's discontinued ETC-8264. Because it is a new unit — not a reman exchange — \u003cstrong\u003eno core charge applies\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eSymptoms of a Failing Turbocharger\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLow boost pressure, sluggish acceleration, and loss of power under load\u003c\/li\u003e\n\u003cli\u003eBlue-gray exhaust smoke and rising engine oil consumption\u003c\/li\u003e\n\u003cli\u003eOil leaking into the intake piping or exhaust housing\u003c\/li\u003e\n\u003cli\u003eLoud whining, grinding, or metallic rattle from the turbo\u003c\/li\u003e\n\u003cli\u003eExcessive shaft play or compressor wheel rub\u003c\/li\u003e\n\u003cli\u003eBlack smoke and high exhaust temperatures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003ePAI Industries (Excel line)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003eEM82640\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\"\u003eModel Family\u003c\/th\u003e\n\u003ctd\u003eBorgWarner\/Schwitzer S400 (400\/041) replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew aftermarket — no core charge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eReplaces\u003c\/th\u003e\n\u003ctd\u003eMack 631GC5153AM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e1 Year (PAI Excel line)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eCross References\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMack\u003c\/th\u003e\n\u003ctd\u003e631GC5153AM, 631GC5153M, 631GC5145M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSchwitzer \/ BorgWarner\u003c\/th\u003e\n\u003ctd\u003e171177\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePAI Industries\u003c\/th\u003e\n\u003ctd\u003eEM82640 (Excel), ETC-8264 (discontinued predecessor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMack E7 12.0L heavy-duty diesel engines\u003c\/li\u003e\n\u003cli\u003eMack E-TECH electronic engines\u003c\/li\u003e\n\u003cli\u003eMack ASET engines\u003c\/li\u003e\n\u003cli\u003eMack CH, CL, RD, DM, and Granite-era trucks originally equipped with the 631GC5153AM (400\/041) turbocharger\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eVerify part number and engine application before ordering to confirm fitment. Note: 631GC5153AM2 (S400\/069) is a different turbocharger — do not interchange.\u003c\/em\u003e\u003c\/p\u003e","brand":"PAI Industries","offers":[{"title":"Default Title","offer_id":50674758680861,"sku":"EM82640","price":1134.57,"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_d75e295c-cb09-4909-9fba-13cc3122d933.png?v=1787665263","url":"https:\/\/www.allprodiesel.net\/products\/pai-em82640-turbocharger-replaces-mack-631gc5153am","provider":"All Pro Truck Parts","version":"1.0","type":"link"}