{"product_id":"unitronic-ecu-tcu-tuning-suite-audi-b9-rs5-2-9tfsi-ea839","title":"Unitronic ECU \/ TCU Tuning Suite - Audi B9 RS5 (2.9TFSI EA839)","description":"\u003cdiv class=\"subBlock\"\u003e\u003cstrong\u003eFree Mobile Flashing! There is no extra charge for mobile flashing if you do not want to purchase the flashing cable.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"subBlock\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"subBlock\"\u003e\u003cstrong\u003eOil and Additives Recommendation\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"subBlock\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"subBlock\"\u003eUnitronic uses and recommends Liqui Moly Oil \u0026amp; Additives exclusively for your vehicle, which meet Audi\/VW approvals. To ensure your vehicle is maintained with the #1 oil brand in Germany, see what is recommended for you with the\u003cbr\u003e\u003ca href=\"https:\/\/www.liqui-moly.com\/en\/ca\/service\/oil-guide.html\" target=\"_blank\"\u003eLiqui Moly Oil Guide\u003c\/a\u003e.\u003c\/div\u003e\n\u003cdiv class=\"subBlock\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"subBlock\"\u003e\n\u003cdiv class=\"subBlock\"\u003e\n\u003cdiv class=\"subBlockTextWrapper\"\u003e\n\u003cdiv class=\"subBlockTextDescription\"\u003e\n\u003cstrong\u003e\u003cspan\u003eStage 1 ECU\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"subBlock\"\u003e\n\u003cdiv class=\"subBlockTextWrapper\"\u003e\n\u003cdiv class=\"textTitle\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"textTitle\"\u003e\n\u003cul\u003e\n\u003cli\u003eOptimized Responsiveness, Smoothness, Drivability, and Comfort\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIgnition Timing Precisely Calibrated for Higher Octane Fuel\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOptimized Maximum Output\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFactory Safety Limiters Retained\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower Delivery Perfectly Optimized Throughout the Power Band\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSpeed Governor Removed\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eImproved Fuel Efficiency\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEngineered with Strict Industry Standards\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eExtensively Tested Under Various Driving Conditions\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended Hardware\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"http:\/\/es-performance.com\/products\/UH030-INA\"\u003eUnitronic Carbon Fiber Intake System with Turbo Inlet for B9 RS4 \/ RS5 2.9TFSI\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.getunitronic.com\/imgs\/dyno\/big\/Unitronic-2.9tfsi-ea839-B9-RS5-dyno-stage1-web.jpg\" alt=\"Dyno Image\" class=\"modalImage\"\u003e\u003c\/p\u003e\n\u003cdiv class=\"modalWindowContentWrapper modalWindowContentFit\"\u003e\u003cspan\u003e\u003cstrong\u003eStage 1+ ECU (93 Octane \/ 98 RON)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"modalWindowContentWrapper modalWindowContentFit\"\u003e\n\u003cdiv class=\"subBlock\"\u003e\n\u003cdiv class=\"subBlockTextWrapper\"\u003e\n\u003cdiv class=\"textTitle\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"textTitle\"\u003e\n\u003cul\u003e\n\u003cli\u003eOptimized Responsiveness, Smoothness, Drivability, and Comfort\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIgnition Timing Precisely Calibrated for Higher Octane Fuel\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOptimized Maximum Output\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFactory Safety Limiters Retained\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower Delivery Perfectly Optimized Throughout the Power Band\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSpeed Governor Removed\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eImproved Fuel Efficiency\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEngineered with Strict Industry Standards\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eExtensively Tested Under Various Driving Conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended Hardware\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"http:\/\/es-performance.com\/products\/UH030-INA\"\u003eUnitronic Carbon Fiber Intake System with Turbo Inlet for B9 RS4 \/ RS5 2.9TFSI\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.getunitronic.com\/imgs\/dyno\/big\/Unitronic-2.9tfsi-ea839-B9-RS5-dyno-stage1+web.jpg\" alt=\"Dyno Image\" class=\"modalImage\"\u003e\u003c\/p\u003e\n\u003cdiv class=\"modalWindowContentWrapper modalWindowContentFit\"\u003e\u003cspan\u003e\u003cstrong\u003eStage 1+ ECU (E60-E85)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"modalWindowContentWrapper modalWindowContentFit\"\u003e\n\u003cdiv class=\"subBlock\"\u003e\n\u003cdiv class=\"subBlockTextWrapper\"\u003e\n\u003cdiv class=\"textTitle\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"textTitle\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnitronic Stage 1+ E85 Performance Software is precisely calibrated for use with E60-E85 fuel, engineered for a vehicle that has full required hardware bolt-ons. It is the performance upgrade that will result in the most gains!\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eNOTE:\u003c\/b\u003e\u003cspan\u003e E85 calibrations are not full flex fuel calibrations, therefore, when using an E85 ECU calibration, the engine is only designed to operate on E85 blends from E60-E85.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eUsing an E85 calibration with pump gasoline or race gas may result in engine damage.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eUnitronic strongly recommends the use of an Ethanol Content Analyzer, to ensure Ethanol content levels are within the permissible range.  When switching between gasoline to ethanol, please use \u003c\/span\u003e\u003ca href=\"https:\/\/www.getunitronic.com\/faq#howcaniswitchtoracegasorethanolfuelmaps\"\u003eUnitronic’s fuel conversion guide here.\u003c\/a\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eUnitronic Stage 1 TCU Performance Software (FREE) is required to run Stage 1, 1+ and 1+E85 ECU tune.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\u003cb\u003ePerformance Software for your ECU Box Code is subject to availability.\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOptimized Responsiveness, Smoothness, Drivability, and Comfort\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIgnition Timing Precisely Calibrated for Higher Octane Fuel\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOptimized Maximum Output\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFactory Safety Limiters Retained\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower Delivery Perfectly Optimized Throughout the Power Band\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSpeed Governor Removed\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eImproved Fuel Efficiency\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEngineered with Strict Industry Standards\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eExtensively Tested Under Various Driving Conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRequired Hardware\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh pressure fuel pump\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/www.getunitronic.com\/imgs\/dyno\/big\/Unitronic-2.9tfsi-ea839-B9-RS5-dyno-stage1E85-web.jpg\" alt=\"Dyno Image\" class=\"modalImage\"\u003e\u003c\/p\u003e\n\u003cdiv class=\"modalWindowContentWrapper modalWindowContentFit\"\u003e\u003cspan\u003e\u003cstrong\u003eStage 1 TCU\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"modalWindowContentWrapper modalWindowContentFit\"\u003e\n\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"modalWindowContentWrapper modalWindowContentFit\"\u003e\n\u003cp\u003eUnitronic Engineers identified gearbox originating torque limitations on the TCU side of the AL552 transmission. In order to overcome these limitations, while ensuring proper torque management and operation, a TCU Performance Software was required to run Unitronic Stage 1, 1+ and Stage 1+ E85 ECU Performance Software for the B9 RS 4 \u0026amp; RS 5.\u003cbr\u003e\u003cbr\u003eStage 1 TCU Performance Software calibrations necessarily increase the torque limiter for seamless torque management and harmonious operation with the corresponding Unitronic ECU calibrations and further enhance the user experience.\u003cbr\u003e\u003cbr\u003eFor MY2022+ vehicles, TCU tuning is not required as Unitronic has developed special ECU Performance Software which incorporates a proprietary \"gBX\" solution. These \"gBX\" ECU calibrations were developed specifically for MY2022+ vehicles and allow Unitronic to deliver a full torque experience without transmission tuning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Unitronic","offers":[{"title":"Stage 1 ECU \u0026 Stage 1 TCU (Included) \/ No","offer_id":50367800934704,"sku":"UNI-EA839-ECUTCU-0101","price":879.0,"currency_code":"USD","in_stock":true},{"title":"Stage 1 ECU \u0026 Stage 1 TCU (Included) \/ Yes","offer_id":50367800967472,"sku":"UNI-EA839-ECUTCU-0101-OBD","price":1049.0,"currency_code":"USD","in_stock":true},{"title":"Stage 1+ ECU (93 Octane \/ 98 RON) \u0026 Stage 1 TCU (Included) \/ No","offer_id":50367801000240,"sku":"UNI-EA839-ECUTCU-1PLUS01","price":953.0,"currency_code":"USD","in_stock":true},{"title":"Stage 1+ ECU (93 Octane \/ 98 RON) \u0026 Stage 1 TCU (Included) \/ Yes","offer_id":50367801033008,"sku":"UNI-EA839-ECUTCU-1PLUS01-OBD","price":1122.0,"currency_code":"USD","in_stock":true},{"title":"Stage 1+ ECU (E60 - E85) \u0026 Stage 1 TCU (Included) \/ No","offer_id":50367801065776,"sku":"UNI-EA839-ECUTCU-1PLUSE60","price":953.0,"currency_code":"USD","in_stock":true},{"title":"Stage 1+ ECU (E60 - E85) \u0026 Stage 1 TCU (Included) \/ Yes","offer_id":50367801098544,"sku":"UNI-EA839-ECUTCU-1PLUSE60-OBD","price":1122.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/7582\/4176\/files\/ECU_1024x1024_28c05b48-f6c5-4cff-b84b-e413e85cffa7.webp?v=1763077602","url":"https:\/\/es-performance.com\/en-us\/products\/unitronic-ecu-tcu-tuning-suite-audi-b9-rs5-2-9tfsi-ea839","provider":"Eurosport Performance","version":"1.0","type":"link"}