{"product_id":"high-output-alternator-for-toyota-grand-highlander-2024-2025-2-4l","title":"High Output Alternator for Toyota Grand Highlander (2024-2025) 2.4L","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHigh-Capacity 250A Charging Alternator for 2024-2025 Toyota Grand Highlander (AS10)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The 250-amp high output alternator replaces the lower-capacity factory charging unit on the 2024-2025 Toyota Grand Highlander to provide sustained auxiliary electrical current and prevent system voltage drop at idle.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Toyota Grand Highlander Electrical Shortfall\u003c\/h3\u003e\n\u003cp\u003eThe factory charging system on the \u003cstrong\u003eAS10\u003c\/strong\u003e chassis is engineered strictly for standard baseline vehicle electronics. Adding aftermarket accessories—such as high-wattage sound systems, multi-channel amplifiers, auxiliary LED light bars, or onboard 12V inverters—exceeds factory charging capacity. Under sustained electrical loads, the stock alternator suffers from internal heat soak, high diode resistance, and voltage drop below the required 13.5V threshold at idle. This deficit results in dimming cabin electronics, compromised battery reserve, sluggish starter cranking, and premature charging system component failure.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eEngineered for high-amperage demands, this direct-fit alternator generates a continuous \u003cstrong\u003e250 amps\u003c\/strong\u003e at 12 volts without requiring fabrication. The assembly features dense, heavy-gauge copper stator windings to maximize electrical efficiency, a precision-balanced rotor for high-RPM stability, and premium sealed bearings to reduce rotational drag. An internal heavy-duty voltage regulator maintains clean, regulated charging between 13.5V and 14.5V to protect sensitive vehicle computers. Designed to match the factory \u003cstrong\u003e27060-0W020\u003c\/strong\u003e architecture, it retains original pulley dimensions, clocking, and OEM harness plug pinouts for straightforward installation.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x 250-Amp High Output Alternator (Part #22335)\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;\"\u003e2024-2025 Toyota Grand Highlander\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\u003eT24A-FTS\u003c\/strong\u003e \/ \u003cstrong\u003eAS10\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;\"\u003e265 hp \/ 310 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;\"\u003e27060-0W020, 27060-0W020-A, FGN17S029, 849290, A328656\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\u003e2024 Toyota Grand Highlander 2.4L Turbo 4-Cylinder (Gas)\u003c\/li\u003e\n  \u003cli\u003e2025 Toyota Grand Highlander 2.4L Turbo 4-Cylinder (Gas)\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 AS10 Grand Highlander?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 2024-2025 Toyota Grand Highlander equipped with the \u003cstrong\u003eT24A-FTS\u003c\/strong\u003e 2.4L turbocharged gas engine; it does not fit Hybrid MAX or naturally aspirated hybrid powertrains.\u003c\/p\u003e\n\n\u003ch4\u003eShould I upgrade my battery cables with this 250A unit?\u003c\/h4\u003e\n\u003cp\u003eWhile the unit bolts directly into the factory location, upgrading the primary positive B+ cable and engine ground straps with larger gauge wire is strongly recommended to handle full 250-amp flow without thermal bottlenecking.\u003c\/p\u003e\n\n\u003ch3\u003eThe Toyota Caliber\u003c\/h3\u003e\n\u003cp\u003eModern family haulers and utility platforms depend entirely on solid bus voltage; this high-output alternator delivers stable current to ensure auxiliary accessories function reliably without draining your battery reserve or upsetting factory CAN bus modules.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67901136863480,"sku":"DS-E502K7ODJ","price":675.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/high-output-alternator-for-toyota-grand-highlander-2024-2025-2-4l-1.jpg?v=1793334139","url":"https:\/\/performancechiptuning.com\/fr\/products\/high-output-alternator-for-toyota-grand-highlander-2024-2025-2-4l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}