{"product_id":"high-output-alternator-for-pontiac-bonneville-2004-2005-4-6l","title":"High Output Alternator for Pontiac Bonneville (2004-2005) 4.6L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Amp 300A Charging Alternator for 2004-2005 Pontiac Bonneville (G-Body)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The high output 300-amp alternator replaces the low-output factory charging unit on the 2004-2005 Bonneville to eliminate electrical strain and deliver consistent voltage under high auxiliary power demands.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Pontiac Bonneville Charging System Limitations\u003c\/h3\u003e\n\u003cp\u003eThe factory OEM charging unit on the \u003cstrong\u003eG-Body\u003c\/strong\u003e Bonneville GXP was engineered strictly for factory electrical loads, outputting roughly 140 amps maximum. In the cramped, heat-heavy transverse engine bay of the \u003cstrong\u003eNorthstar LD8\u003c\/strong\u003e, factory rectifiers and diode bridges rapidly succumb to thermal soak. When powering aftermarket audio systems, electric cooling fans, or auxiliary electronics, the factory alternator fails to supply sufficient idle current, inducing severe voltage sag, dimming cabin and exterior lights, and accelerated battery degradation.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eEngineered as a direct bolt-in replacement, this 300-amp performance alternator integrates a precision-wound stator, high-durability internal diodes, and heavy-duty rectifiers capable of continuous duty in high ambient engine temperatures. It delivers maximum current delivery across both idle and peak engine RPMs, stabilizing 14.4V rail voltage and maintaining system equilibrium without altering factory bracket geometry or belt alignment. Hand-assembled in the USA and bench-tested prior to packaging, it replaces OEM part \u003cstrong\u003e25759776\u003c\/strong\u003e seamlessly.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 High Output 300A 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: solid font-size: min-width:\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;\"\u003e2004-2005 Pontiac Bonneville\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;\"\u003e4.6L Northstar LD8 V8 \/ GM G-Body\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;\"\u003e275 hp \/ 300 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;\"\u003e25759776, 13919N, 13919R, 104210-3060, 210-0467, AL8784X, 2567765, 13919\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\u003e2004 Pontiac Bonneville GXP 4.6L V8\u003c\/li\u003e\n  \u003cli\u003e2005 Pontiac Bonneville GXP 4.6L 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 G-Body Bonneville?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2004-2005 Pontiac Bonneville equipped with the \u003cstrong\u003eNorthstar LD8\u003c\/strong\u003e engine. \u003cstrong\u003eExcluded from use on 3.8L V6 (3800 Series II) models; this unit is engineered solely for 4.6L V8 applications.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch4\u003eDo I need to upgrade charging wiring to run this alternator?\u003c\/h4\u003e\n\u003cp\u003eTo safely handle the full 300-amp capacity, upgrading your main charging lead and chassis ground wiring (Big 3 upgrade) to high-gauge wire is strongly recommended.\u003c\/p\u003e\n\n\u003ch3\u003eThe Pontiac Muscle Caliber\u003c\/h3\u003e\n\u003cp\u003eEngineered for the performance-oriented GXP flagship, this charging solution delivers rock-solid electrical continuity, protecting sensitive digital systems and delivering the unwavering power output your V8 demands.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67621521260792,"sku":"DS-E9N55XML7","price":431.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/high-output-alternator-for-pontiac-bonneville-2004-2005-4-6l-1.jpg?v=1791664049","url":"https:\/\/performancechiptuning.com\/de\/products\/high-output-alternator-for-pontiac-bonneville-2004-2005-4-6l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}