{"product_id":"high-output-alternator-for-mazda-3-2004-2006-2-0l-2-3l","title":"High Output Alternator for Mazda 3 (2004-2006) 2.0L 2.3L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Amp 250A Alternator for 2004-2006 Mazda 3 (BK)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The 250-amp high-output alternator replaces the factory charging unit on the 2004-2006 Mazda 3 to eliminate voltage drops and supply stable electrical current for high-demand aftermarket electronics.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Mazda 3 Charging System Limitations\u003c\/h3\u003e\n\u003cp\u003eThe factory \u003cstrong\u003eBK\u003c\/strong\u003e platform alternator produces only 90 to 110 amps from the factory, which rapidly degrades under high-load conditions. When running upgraded car audio, auxiliary lighting, or high-draw cooling fans on the \u003cstrong\u003eMZR\u003c\/strong\u003e platform, the stock unit suffers from severe thermal saturation and voltage drops below 12.6V at idle. This insufficient current leads to premature battery sulfation, ECU sensor voltage fluctuations, and diode bridge failure caused by continuous operation near max capacity.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eManufactured in the USA, this direct-replacement 250-amp alternator resolves charging bottlenecks across the entire RPM band. Built with high-purity copper windings, high-efficiency heavy-duty diode rectifiers, and premium internal voltage regulation, it delivers steady operating voltage even during high electrical draw at idle. The heavy-duty aluminum casing promotes rapid heat dissipation, preventing stator burnout and extending bearing service life under demanding operating conditions.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x 250-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;\"\u003e2004-2006 Mazda 3\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;\"\u003e2.0L (LF-VE), 2.3L (L3-VE) \/ BK Chassis\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;\"\u003e148-160 hp \/ 135-150 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;\"\u003e11008, AL4238N, 210-4214, LF50-18-300, LF50-18-300A, A3TG1391A, A3TG1391, 11008-250A\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\u003e2004-2006 Mazda 3 2.0L L4\u003c\/li\u003e\n  \u003cli\u003e2004-2006 Mazda 3 2.3L L4\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 BK 3?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct bolt-on fit for the 2004-2006 Mazda 3 equipped with the 2.0L or 2.3L \u003cstrong\u003eMZR\u003c\/strong\u003e naturally aspirated engine. It does not fit turbocharged Mazdaspeed models.\u003c\/p\u003e\n\n\u003ch4\u003eDo I need to upgrade my wiring with this 250A alternator?\u003c\/h4\u003e\n\u003cp\u003eYes, a \"Big 3\" or \"Big 4\" wiring upgrade with minimum 1\/0 AWG cabling is strongly recommended to handle 250 amps safely without line resistance or heat buildup.\u003c\/p\u003e\n\n\u003ch3\u003eThe Mazda Performance Standard\u003c\/h3\u003e\n\u003cp\u003eOptimized for the spirited driving dynamics of the Japanese-engineered \u003cstrong\u003eBK\u003c\/strong\u003e platform, this high-amp charging solution supplies clean, uncompromised power so your ignition system, fuel delivery, and accessory electronics operate with total reliability under all loads.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67566342865144,"sku":"DS-EXLLUJSY4","price":249.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/high-output-alternator-for-mazda-3-2004-2006-2-0l-2-3l-1.jpg?v=1791086685","url":"https:\/\/performancechiptuning.com\/es\/products\/high-output-alternator-for-mazda-3-2004-2006-2-0l-2-3l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}