{"product_id":"yamaha-f300-5-3l-v8-nizpro-425ho-ecu-tune","title":"Yamaha F300 5.3L V8 Nizpro 425HO ECU Tune","description":"\u003cp data-end=\"5662\" data-start=\"5423\"\u003eUnlock stronger real-world performance from your Yamaha F300 5.3L V8 with the Nizpro 425HO calibration, designed to significantly increase horsepower, improve throttle response, and deliver stronger performance across the entire RPM range.\u003c\/p\u003e\n\u003cp data-end=\"5885\" data-start=\"5664\"\u003eThis calibration is ideal for larger offshore boats where additional power, torque, and acceleration are critical. The biggest gains are felt during acceleration, heavy load conditions, and sustained high-speed operation.\u003c\/p\u003e\n\u003cp data-end=\"5990\" data-start=\"5887\"\u003e\u003cstrong data-end=\"5907\" data-start=\"5887\"\u003ePerformance Data\u003c\/strong\u003e\u003cbr data-end=\"5910\" data-start=\"5907\"\u003eStock Output: 300 HP\u003cbr data-end=\"5933\" data-start=\"5930\"\u003eTuned Output: 425 HP\u003cbr data-end=\"5956\" data-start=\"5953\"\u003ePower Increase: +125 HP (+41.7%)\u003c\/p\u003e\n\u003cp data-end=\"6075\" data-start=\"5992\"\u003eFuel Savings: Up to 10–12% improved efficiency\u003cbr data-end=\"6041\" data-start=\"6038\"\u003eMinimum Fuel Required: 89 Octane\u003c\/p\u003e\n\u003cp data-end=\"6104\" data-start=\"6077\"\u003e\u003cstrong data-end=\"6104\" data-start=\"6077\"\u003eWhat this tune improves\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"6195\" data-start=\"6106\"\u003eThe Nizpro 425HO calibration is built to unlock maximum performance from the V8 platform.\u003c\/p\u003e\n\u003cp data-end=\"6229\" data-start=\"6197\"\u003eReal-world improvements include:\u003c\/p\u003e\n\u003cp data-end=\"6451\" data-start=\"6231\"\u003eSignificantly improved hole shot and acceleration\u003cbr data-end=\"6283\" data-start=\"6280\"\u003eStronger mid-range torque under load\u003cbr data-end=\"6322\" data-start=\"6319\"\u003eSharper throttle response\u003cbr data-end=\"6350\" data-start=\"6347\"\u003eImproved performance with heavy boats or offshore conditions\u003cbr data-end=\"6413\" data-start=\"6410\"\u003eHigher sustained top-end performance\u003c\/p\u003e\n\u003cp data-end=\"6536\" data-start=\"6453\"\u003eThis results in a more powerful and capable engine across all operating conditions.\u003c\/p\u003e\n\u003cp data-end=\"6560\" data-start=\"6538\"\u003e\u003cstrong data-end=\"6560\" data-start=\"6538\"\u003eCompatible Engines\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"6650\" data-start=\"6562\"\u003eThis product is for Yamaha F300 5.3L V8 applications using the ECU numbers listed below.\u003c\/p\u003e\n\u003cp data-end=\"6681\" data-start=\"6652\"\u003eF300 5.3L V8 — 2007 to 2009\u003c\/p\u003e\n\u003cp data-end=\"6704\" data-start=\"6683\"\u003e\u003cstrong data-end=\"6704\" data-start=\"6683\"\u003eECU Compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"18kujmj\" data-start=\"6739\" data-end=\"6749\"\u003e\n\u003ccode data-start=\"6741\" data-end=\"6749\"\u003e6BJ-00, \u003c\/code\u003e\u003ccode data-start=\"6752\" data-end=\"6760\"\u003e6BJ-01\u003c\/code\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"8631\" data-end=\"8647\"\u003e\u003cstrong data-start=\"8631\" data-end=\"8647\"\u003eHow to order\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"8648\" data-end=\"8805\"\u003e\n\u003cli data-section-id=\"151ubtg\" data-start=\"8648\" data-end=\"8676\"\u003eSelect your Service Type\u003c\/li\u003e\n\u003cli data-section-id=\"1rikq19\" data-start=\"8677\" data-end=\"8719\"\u003eSelect your ECU Part Number (Abridged)\u003c\/li\u003e\n\u003cli data-section-id=\"wnqhu1\" data-start=\"8720\" data-end=\"8741\"\u003eComplete checkout\u003c\/li\u003e\n\u003cli data-section-id=\"j27hgm\" data-start=\"8742\" data-end=\"8805\"\u003eMail in your ECU or schedule local mobile service if eligible\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"8807\" data-end=\"8826\"\u003e\u003cstrong data-start=\"8807\" data-end=\"8826\"\u003eService Options\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"8828\" data-end=\"8883\"\u003e\u003cstrong data-start=\"8828\" data-end=\"8851\"\u003eMail-In ECU Service\u003c\/strong\u003e\u003cbr data-start=\"8851\" data-end=\"8854\"\u003eNationwide service available.\u003c\/p\u003e\n\u003cp data-start=\"8885\" data-end=\"9008\"\u003e\u003cstrong data-start=\"8885\" data-end=\"8925\"\u003eLocal Mobile Flash Service (Florida)\u003c\/strong\u003e\u003cbr data-start=\"8925\" data-end=\"8928\"\u003eAvailable for qualifying local appointments within 40 miles of Ormond Beach, FL.\u003c\/p\u003e\n\u003cp data-start=\"9010\" data-end=\"9039\"\u003e\u003cstrong data-start=\"9010\" data-end=\"9039\"\u003eImportant before ordering\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"9041\" data-end=\"9153\"\u003eIf you do not see your ECU listed, select \u003cstrong data-start=\"9083\" data-end=\"9106\"\u003eNot Listed \/ Unsure\u003c\/strong\u003e. We will verify compatibility before flashing.\u003c\/p\u003e\n\u003cp data-start=\"9155\" data-end=\"9262\"\u003e\u003cstrong data-start=\"9155\" data-end=\"9164\"\u003eNotes\u003c\/strong\u003e\u003cbr data-start=\"9164\" data-end=\"9167\"\u003ePerformance results can vary based on hull, prop, load, fuel quality, and operating conditions.\u003c\/p\u003e","brand":"Florida Marine Tuning","offers":[{"title":"Mail-in ECU Service \/ 6BJ-00","offer_id":51118951334173,"sku":null,"price":1325.0,"currency_code":"USD","in_stock":true},{"title":"Mail-in ECU Service \/ 6BJ-01","offer_id":51118951366941,"sku":null,"price":1325.0,"currency_code":"USD","in_stock":true},{"title":"Mail-in ECU Service \/ Not Listed \/ Unsure","offer_id":51260254585117,"sku":null,"price":1325.0,"currency_code":"USD","in_stock":true},{"title":"Local Flash Service (Within 40 miles of Ormond Beach) \/ 6BJ-00","offer_id":51118951399709,"sku":null,"price":1325.0,"currency_code":"USD","in_stock":true},{"title":"Local Flash Service (Within 40 miles of Ormond Beach) \/ 6BJ-01","offer_id":51118951432477,"sku":null,"price":1325.0,"currency_code":"USD","in_stock":true},{"title":"Local Flash Service (Within 40 miles of Ormond Beach) \/ Not Listed \/ Unsure","offer_id":51260254617885,"sku":null,"price":1325.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/5305\/2957\/files\/f3005.3lv8425ho.png?v=1778359649","url":"https:\/\/flmarinetuning.com\/products\/yamaha-f300-5-3l-v8-nizpro-425ho-ecu-tune","provider":"Florida Marine Tuning","version":"1.0","type":"link"}