{"product_id":"renntech-ecu-upgrade-w463-731-hp-786-lb-ft-4-0l-v8-biturbo-m177-for-mercedes-benz-g-63-amg-biturbo-2019-2023","title":"RENNtech ECU+ Upgrade | W463 | 731 HP\/786 LB-FT | 4.0L V8 BiTurbo | M177 | for Mercedes-Benz G 63 AMG BiTurbo 2019-2023","description":"\u003ch3 data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #ff2a00;\" data-mce-style=\"color: #ff2a00;\"\u003eRENNtech ECU+ Upgrade | W463 | 731 HP\/786 LB-FT | 4.0L V8 BiTurbo | M177 | for Mercedes-Benz G 63 AMG BiTurbo 2019-2023\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv aria-hidden=\"false\" class=\"ui-tabs-panel ui-corner-bottom ui-widget-content\" role=\"tabpanel\" aria-labelledby=\"ui-id-1\" id=\"tabs-1\"\u003e\n\u003cdiv class=\"product-single__description rte\" id=\"pro_desc\" itemprop=\"description\"\u003e\n\u003cdiv aria-hidden=\"false\" class=\"ui-tabs-panel ui-corner-bottom ui-widget-content\" role=\"tabpanel\" aria-labelledby=\"ui-id-1\" id=\"tabs-1\"\u003e\n\u003cdiv class=\"product-single__description rte\" id=\"pro_desc\" itemprop=\"description\"\u003e\n\u003cdiv class=\"product-body\"\u003e\n\u003cp\u003eRENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal!\u003c\/p\u003e\n\u003cp\u003eOur proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU. Programming takes only a few minutes and the vehicle can be reflashed at any time as many times as you wish.\u003c\/p\u003e\n\u003cp\u003eRENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980s! Our experience, countless hours of in-house research, development and exhaustive testing ensure that our proprietary ECU upgrade offers incredible performance gains and rock solid daily driver reliability.\u003c\/p\u003e\n\u003cp\u003eRENNtech tuning software for Mercedes offers significant gains in horsepower and torque across the vehicle's entire power band. By modifying ignition timing and throttle mapping, optimizing air-to-fuel ratios, increasing the engine's rev limiter and modifying boost mapping for turbo-charged vehicles, RENNtech performance software unleashes the true potential of your Mercedes.\u003c\/p\u003e\n\u003cp\u003eWith the proprietary RENNtech ECU Tuning \u003cspan\u003ethe W463 - G63 AMG gains up to \u003c\/span\u003e\u003cstrong\u003e+88 HP\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e+66 \u003c\/strong\u003e\u003cstrong\u003eLB-FT (+75 WHP and +56 WTQ)\u003c\/strong\u003e, based on power numbers measured by RENNtech. Please note that the Mercedes M177 engine performance when measured, obtains higher numbers than rated from factory. The maximum power number reached with the RENNtech ECU Upgrade for the G63 AMG is \u003cstrong\u003e731 HP\u003c\/strong\u003e and \u003cstrong\u003e786 LB-FT\u003c\/strong\u003e. \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cem\u003eWe have found the M177 engine stock performance numbers vary from the baseline figures claimed by Mercedes-Benz. We typically see higher baseline numbers than claimed by the factory.\u003c\/em\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003ePower gains are calculated based on stock numbers measured by RENNtech. Crank Performance Numbers are calculated with a 16% Drivetrain loss on SUV's.\u003c\/em\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003eNumbers published by MBUSA are an average over a 750rpm range for HP and a 2,000rpm range for TQ. Power gains are calculated based on the peak stock performance measured by RENNtech.\u003c\/em\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003eOur numbers will be dependent on conditions and fuel quality. 93+ Octane gasoline is mandatory with this Performance Upgrade.\u003c\/em\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003eStates known for poor fuel quality have to be supplied with a lower power setup. \u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"power_numbers\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003ePerformance Numbers Overview\u003c\/strong\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eG63 AMG (MY2019+ | W463 | M177 | 4.0L V8 BiTurbo) Stock Performance (at crank):\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRated by \u003cstrong\u003eMercedes-Benz \u003cem\u003e(peak.)\u003c\/em\u003e\u003c\/strong\u003e:            \u003cb\u003e577 \u003c\/b\u003eHP @ 6,000rpm; \u003cstrong\u003e627\u003c\/strong\u003e LB-FT @ 2,500-3,500rpm\u003c\/li\u003e\n\u003cli\u003eDyno measured by \u003cstrong\u003eRENNtech \u003cem\u003e(peak)\u003c\/em\u003e\u003c\/strong\u003e:        \u003cb\u003e642\u003c\/b\u003e HP @ 6,050rpm; \u003cb\u003e720\u003c\/b\u003e LB-FT @ 3,250rpm\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cem\u003eNote: Mercedes M177 engine performance when measured on the dyno obtains higher power numbers than rated from factory. Performance numbers published by MBUSA are a calculated average within a specific rpm range, which obviously result in lower power numbers than at the peak. HP and TQ gains calculated by RENNtech are always based on peak stock results measured by RENNtech and upgraded peak results measured by RENNtech.\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003eFor transparency and comparability, RENNtech published the average stock power during the rpm range set by MBUSA and the peak stock performance\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eG63 AMG (MY2019+ | W463 | M177 | 4.0L V8 BiTurbo) Modified Performance (at crank):\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRated by \u003cstrong\u003eRENNtech \u003cem\u003e(peak @crank)\u003c\/em\u003e\u003c\/strong\u003e:       \u003cspan\u003e\u003cb\u003e731 \u003c\/b\u003eHP\u003c\/span\u003e @ 6,100rpm; \u003cspan\u003e\u003cstrong\u003e786\u003c\/strong\u003e LB-FT\u003c\/span\u003e @ 3,600rpm\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRated by \u003cstrong\u003eRENNtech \u003cem\u003e(peak @wheel)\u003c\/em\u003e\u003c\/strong\u003e:        614 whp @ 6,100rpm; 660 wtq @ 3,600rpm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cem\u003eCrank Performance Numbers are calculated with a 16% Drivetrain loss on SUV's vehicles.\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eDyno-Graph for Performance measured at the wheels:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"dyno_graph\"\u003e\u003ca href=\"https:\/\/www.renntechmercedes.com\/images\/stories\/virtuemart\/product\/RENNtech_463-G63-AMG_ECU+_web.jpg\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/www.renntechmercedes.com\/images\/stories\/virtuemart\/product\/RENNtech_463-G63-ECU-DYNO-Sheet.jpg\" width=\"624\" height=\"369\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cspan style=\"font-size: 0.875rem;\"\u003eVehicle Fitment Chart:\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width: 548px;\" class=\"custable\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\" data-mce-style=\"height: 19px;\"\u003e\n\u003ctd style=\"height: 19px; text-align: center;\" data-mce-style=\"height: 19px; text-align: center;\"\u003e\u003cstrong\u003eMAKE\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19px; text-align: center;\" data-mce-style=\"height: 19px; text-align: center;\"\u003e\u003cb\u003eMODEL\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19px; text-align: center;\" data-mce-style=\"height: 19px; text-align: center;\"\u003e\u003cstrong\u003eYEAR\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\" data-mce-style=\"text-align: center;\"\u003eMercedes-Benz\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\" data-mce-style=\"text-align: center;\"\u003eG 63 AMG BiTurbo\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\" data-mce-style=\"text-align: center;\"\u003e2019-2023\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan style=\"text-decoration: underline;\" data-mce-style=\"text-decoration: underline;\"\u003eNote:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eImages are for representation purpose only and may differ depending on application.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"RennTech","offers":[{"title":"Default Title","offer_id":51929793659172,"sku":"ECU:54.463A.G63BT.FL","price":3840.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/6801\/0532\/files\/renntech_hht_001_6b0b53d4-73a5-4e6b-abae-bd1164aa25f0.jpg?v=1768442839","url":"https:\/\/autohousesupply.com\/products\/renntech-ecu-upgrade-w463-731-hp-786-lb-ft-4-0l-v8-biturbo-m177-for-mercedes-benz-g-63-amg-biturbo-2019-2023","provider":"AutoHouseSupply","version":"1.0","type":"link"}