{"product_id":"high-output-alternator-for-toyota-tundra-2007-2009-5-7l","title":"High Output Alternator for Toyota Tundra (2007-2009) 5.7L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Output 250-Amp Alternator for 2007-2009 Toyota Tundra (XK50)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The High Output 250-Amp Alternator replaces the factory charging unit on the 2007-2009 Toyota Tundra to supply stable high-amperage electrical current for auxiliary loads, overland gear, and aftermarket electronics without voltage sag.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Toyota Tundra Charging Limitations\u003c\/h3\u003e\n\u003cp\u003eFactory charging systems on the \u003cstrong\u003eXK50\u003c\/strong\u003e platform equipped with the \u003cstrong\u003e3UR-FE\u003c\/strong\u003e 5.7L V8 typically rely on standard 130A to 150A units that struggle under non-stock electrical demands. When outfitting a truck with recovery winches, auxiliary LED light bars, snow plows, commercial inverters, or multi-battery setups, the OEM unit encounters thermal saturation. Continuous high-current demand at idle speeds generates excessive internal heat, accelerating diode failure, inducing stator insulation breakdown, and dragging system voltage below critical thresholds, which strains the ignition coils and vehicle electronics.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eEngineered to resolve electrical draw constraints, this direct-fit 250-amp alternator significantly expands current delivery across the operating RPM band. Built with precision-wound, heavy-gauge copper stators and high-temp insulated windings, this unit mitigates heat soak while maintaining peak efficiency. Heavy-duty rectifier diodes and an internal voltage regulator stabilize current ripple and prevent voltage drop under heavy electrical loads. Designed specifically for the \u003cstrong\u003e3UR-FE\u003c\/strong\u003e accessory drive, it retains OE-spec mounting bosses and serpentine pulley alignment without requiring custom bracketry.\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;\"\u003e2007-2009 Toyota Tundra\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;\"\u003e\n\u003cstrong\u003e3UR-FE\u003c\/strong\u003e \/ \u003cstrong\u003eXK50\u003c\/strong\u003e\n\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;\"\u003e381 hp \/ 401 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;\"\u003e\n\u003cstrong\u003e104210-5100\u003c\/strong\u003e, \u003cstrong\u003e210-0640\u003c\/strong\u003e, \u003cstrong\u003e27060-0S030\u003c\/strong\u003e, \u003cstrong\u003e27060-OS030\u003c\/strong\u003e, \u003cstrong\u003e11350N\u003c\/strong\u003e, \u003cstrong\u003e11350R\u003c\/strong\u003e, \u003cstrong\u003e11350\u003c\/strong\u003e\n\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\u003e2007-2009 Toyota Tundra 5.7L V8 (Base, SR5, Limited)\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 XK50 Tundra?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2007-2009 Toyota Tundra equipped with the \u003cstrong\u003e3UR-FE\u003c\/strong\u003e engine. It is not compatible with 4.0L V6 (1GR-FE) or 4.7L V8 (2UZ-FE) configurations.\u003c\/p\u003e\n\n\u003ch4\u003eDo I need to upgrade my vehicle wiring?\u003c\/h4\u003e\n\u003cp\u003eA \"Big 3\" heavy-gauge charging wire upgrade (alternator positive to battery, engine ground, and chassis ground) is strongly advised to safely support the full 250-amp flow without thermal bottlenecking.\u003c\/p\u003e\n\n\u003ch3\u003eThe Toyota Truck Caliber\u003c\/h3\u003e\n\u003cp\u003eBuilt for rigorous towing demands and severe-duty jobsite service, this high-output alternator provides the electrical capacity required to keep heavy-duty commercial equipment and remote expedition accessories operating reliably under continuous duty cycles.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67566373208312,"sku":"DS-EP5INP8T9","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-toyota-tundra-2007-2009-5-7l-1.jpg?v=1791088098","url":"https:\/\/performancechiptuning.com\/de\/products\/high-output-alternator-for-toyota-tundra-2007-2009-5-7l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}