{"product_id":"high-output-alternator-for-gmc-yukon-2007-2013-5-3l-6-0l-6-2l","title":"High Output Alternator for GMC Yukon (2007-2013) 5.3L 6.0L 6.2L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Amp 300A Alternator for 2007-2013 GMC Yukon (GMT900)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The 300-amp high-output alternator replaces the factory charging unit on the 2007-2013 GMC Yukon to eliminate voltage drop and deliver consistent electrical current under heavy electrical and auxiliary loads.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock GMC Yukon Electrical Limitation\u003c\/h3\u003e\n\u003cp\u003eThe factory 145-amp and 160-amp alternators on the \u003cstrong\u003eGMT900\u003c\/strong\u003e platform are engineered strictly for baseline electrical demands. When adding aftermarket audio, heavy winches, auxiliary lighting, or towing equipment, the stock unit suffers from intense thermal stress and severe idle voltage drop. Under sustained high-draw conditions, the factory internal bridge rectifiers heat-soak rapidly, triggering battery discharge warnings, dimming headlamps, and inadequate current supply to critical engine sensors and ignition coils on \u003cstrong\u003eGen IV Vortec\u003c\/strong\u003e powerplants.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis 300-amp upgrade delivers maximum current density and heat dissipation for heavy-draw setups. Engineered with premium high-temperature copper hairpin windings, low-resistance internal components, and heavy-duty avalanche diodes, this unit maintains over 160 amps at idle while maxing out at a true 300-amp capacity at operating RPM. The housing features reinforced mounting lugs engineered to direct-bolt to the factory accessory drive bracket without modifications, replacing failure-prone OEM units stamped \u003cstrong\u003e15093928\u003c\/strong\u003e or \u003cstrong\u003e25877026\u003c\/strong\u003e with clean, stable 14.4-volt power.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x 300-Amp High Output Alternator\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \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;\"\u003e2007-2013 GMC Yukon\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;\"\u003e5.3L (LY5\/LMG\/LC9), 6.0L (L76\/LZ1), 6.2L (L92\/L94) \/ GMT900\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;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e320-403 hp \/ 335-417 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e8301, 8301N, 15093928, 15857608, 15095871, 25877026, 8301-300A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2007-2013 GMC Yukon 5.3L V8\u003c\/li\u003e\n  \u003cli\u003e2007-2013 GMC Yukon 6.0L V8\u003c\/li\u003e\n  \u003cli\u003e2007-2013 GMC Yukon 6.2L V8\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the GMT900 Yukon?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct bolt-on fit for all 2007-2013 GMC Yukon models equipped with the \u003cstrong\u003eGen IV Vortec\u003c\/strong\u003e 5.3L, 6.0L, or 6.2L V8 engines.\u003c\/p\u003e\n\n\u003ch4\u003eDo I need to upgrade my main power cabling?\u003c\/h4\u003e\n\u003cp\u003eTo safely support 300 amps without excessive line resistance or thermal hazard, a 0-gauge or 1\/0-gauge \"Big 3\" battery-to-alternator power and ground wire upgrade is strongly recommended.\u003c\/p\u003e\n\n\u003ch3\u003eThe GMC Heavy-Duty Standard\u003c\/h3\u003e\n\u003cp\u003eBuilt for demanding towing applications and serious accessory loads, this direct-fit unit ensures your electrical bus maintains continuous operating voltage under severe load conditions.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67565574979832,"sku":"DS-E22X567CM","price":350.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/high-output-alternator-for-gmc-yukon-2007-2013-5-3l-6-0l-6-2l-1.jpg?v=1791069071","url":"https:\/\/performancechiptuning.com\/products\/high-output-alternator-for-gmc-yukon-2007-2013-5-3l-6-0l-6-2l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}