{"product_id":"unitronic-audi-s3-2-0-tsi-ea888-evo4-stage-2-93oct","title":"Unitronic Stage 2 ECU Tune for 2021-2024 Audi S3 (2.0 TSI EA888 EVO4) - 93 Octane","description":"\u003cdiv class=\"product-description\"\u003ePerformance Software optimized for use with 93 octane \/ 98 Ron fuel and basic hardware bolt-ons. The 8Y S3 Stage 2 Software from Unitronic safely increases power and torque allowing users to enjoy their vehicles to the fullest on the street or on the track without reliability headaches.\u003cbr\u003e\u003cbr\u003e  \u003cbr\u003e  \u003cb\u003eUnitronic TCU Performance Software and Unitronic Intercooler are required to achieve advertised power figures safely.\u003c\/b\u003e \u003cbr\u003e\u003cbr\u003e  \u003cb\u003ePerformance Software for your ECU Box Code is subject to availability.\u003c\/b\u003e \u003cbr\u003e\u003cbr\u003e  \u003cbr\u003e\u003cbr\u003e  \u003cdiv style=\"text-align:center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0898\/1348\/3839\/files\/UniFLex-Logo-checkmark-2023-Black-red.png?v=1776210793\" alt=\"Unitronic UniFLEX\" style=\"max-width:300px;\"\u003e\u003c\/div\u003e\n\u003cbr\u003e\u003cbr\u003e  Unitronic FLEX fuel enabled ECU Performance Software Calibrations are available for this platform allowing for seamless transitions between 100% gasoline to 85% ethanol and anything in between, without requiring an ECU reflash. Numerous UniFLEX calibrations are available depending on your transmission situation and fueling upgrades. UniFLEX calibrations also include several new features such as Rolling Launch Control (RLC) and Advanced Thermal Management. Learn more \u003ca target=\"_tab\" href=\"https:\/\/www.getunitronic.com\/news\/uniflex-mk8r-8ys3-release\"\u003ehere\u003c\/a\u003e.\u003cb\u003e\u003cbr\u003e\u003cbr\u003e  \u003cbr\u003e  FLEX enabled Software is available for an additional fee and it covers all lower stages up until your highest purchased stage as well.\u003c\/b\u003e \u003ca target=\"_tab\" href=\"https:\/\/www.getunitronic.com\/parts\/fueling\/uniflex-kit-evo4-with-ethanol-sensor\"\u003eUniFLEX Hardware\u003c\/a\u003e is required in order to take advantage of these FLEX enabled calibrations. Please contact Unitronic or your local Authorized Dealer to learn more.\u003cbr\u003e\u003cbr\u003e  \u003cdiv style=\"text-align:center;\"\u003e\n\u003cb\u003eFLEX ADD-ON PRICE: $400*\u003c\/b\u003e \u003c\/div\u003e\n\u003cbr\u003e\u003cbr\u003e  \u003cdiv style=\"text-align:center;\"\u003e\u003cimg style=\"width:49%;\" src=\"\/media\/images\/blog\/uaf-release\/FeatureBox-Logo-checkmark-2025-black-red-1-.png\" alt=\"FeatureBox\" title=\"FeatureBox\"\u003e\u003c\/div\u003e\n\u003cbr\u003e\u003cbr\u003e  This platform is supported by Unitronic’s \u003ca target=\"_tab\" href=\"https:\/\/www.getunitronic.com\/parts\/accessories\/feature-box\"\u003eFeatureBox\u003c\/a\u003e and Advanced Feature suite, giving users access to a wide range of new features and unmatched control over their vehicles. Click \u003ca target=\"_tab\" href=\"https:\/\/www.getunitronic.com\/news\/uaf-release\"\u003ehere\u003c\/a\u003e to learn more.\u003cbr\u003e\u003cbr\u003e  \u003cdiv style=\"text-align:center;\"\u003e\n\u003cb\u003eUAF SOFTWARE ADD-ON PRICE: $250*\u003c\/b\u003e \u003c\/div\u003e\n\u003cbr\u003e\u003cbr\u003e  \u003cbr\u003e  *Add-On Software pricing may vary for different regions.\u003c\/div\u003e\n\u003ch3\u003ePerformance Gains\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e470HP \/ 431LB-FT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHP Gain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+164 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTorque Gain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+136 LB-FT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFuel Requirement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e93 Octane \/ 98 Ron gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.0 TSI EA888 EVO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eRequired Hardware\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUnitronic Performance Downpipe for 2.0TSI EA888 EVO4 AWD\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRecommended Hardware\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCarbon Fiber Intake System with Air Duct for MK8 Golf R and 8Y S3 by Unitronic\u003c\/li\u003e\n\u003cli\u003eIntercooler Upgrade Kit for 1.8 and 2.0 TSI Gen3 MQB and 8Y S3 by Unitronic\u003c\/li\u003e\n\u003cli\u003eUnitronic Charge Pipe Kit for MK8 R\/8Y S3\u003c\/li\u003e\n\u003cli\u003eUnitronic High Flow Turbo Inlet Kit for MK8 Golf R \/ 8Y S3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cdiv class=\"product-features\"\u003e\n\u003cli\u003e\u003cul\u003e\u003c\/ul\u003e\u003c\/li\u003e\n\u003cp align=\"justify\"\u003e\u003cb\u003e\u003cu\u003eOptimized Responsiveness, Smoothness, Drivability, and Comfort\u003c\/u\u003e\u003c\/b\u003e\u003cbr\u003eUnitronic’s ECU calibrations are engineered to improve engine response and reduce low-end lag. Unitronic’s Performance Software has gained worldwide recognition and is well known for its broad powerband, with smooth power delivery, maximizing responsiveness and “area under the curve”, under normal and hard acceleration.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cp align=\"justify\"\u003e\u003cb\u003e\u003cu\u003eIgnition Timing Precisely Calibrated for Higher Octane Fuel\u003c\/u\u003e\u003c\/b\u003e\u003cbr\u003eEngine calibration optimized to take advantage of higher fuel quality to extract maximum energy from the combustion. Therefore, when using a higher octane fuel, more power and better fuel efficiency will be achieved.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cp align=\"justify\"\u003e\u003cb\u003e\u003cu\u003eOptimized Maximum Output\u003c\/u\u003e\u003c\/b\u003e\u003cbr\u003eUnitronic’s ECU Calibrators deliver the maximum power output while staying within the operational limits of the factory engine and drivetrain components. Specifically, this results in the highest engine performance without sacrificing the reliability of the engine, turbocharger, or other engine and drivetrain components.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cp align=\"justify\"\u003e\u003cb\u003e\u003cu\u003eFactory Safety Limiters Retained\u003c\/u\u003e\u003c\/b\u003e\u003cbr\u003eOEM “fail safes” are retained within the ECU calibration. Close monitoring of all operation parameters ensures that engine operation stays within factory components limits, resulting in reliability.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cp align=\"justify\"\u003e\u003cb\u003e\u003cu\u003ePower Delivery Perfectly Optimized Throughout the Power Band\u003c\/u\u003e\u003c\/b\u003e\u003cbr\u003eAligned with the OEM strategy, the calibration is designed to offer a large flat torque plateau to provide a smooth and linear power band. Maximum torque output is achieved sooner and maintained longer which creates a broader torque plateau and greater area under the curve. This results in an improved acceleration and optimal engine operation.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cp align=\"justify\"\u003e\u003cb\u003e\u003cu\u003eSpeed Governor Removed\u003c\/u\u003e\u003c\/b\u003e\u003cbr\u003eVehicle speed limiter within ECU is removed. (Subject to transmission rotational speed limit.)\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cp align=\"justify\"\u003e\u003cb\u003e\u003cu\u003eImproved Fuel Efficiency\u003c\/u\u003e\u003c\/b\u003e\u003cbr\u003eOptimized timing and injection in cruising condition allows for an improved fuel efficiency, under normalized driving conditions.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cp align=\"justify\"\u003e\u003cb\u003e\u003cu\u003eEngineered with Strict Industry Standards\u003c\/u\u003e\u003c\/b\u003e\u003cbr\u003eWith over 10 years of experience with Bosch and Siemens engine management systems and calibrations, Unitronic is able to utilize its expertise, industry leading tools and equipment to ensure an optimal calibration; delivering maximum performance, while maintaining complete OEM-like reliability and drivability.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cp align=\"justify\"\u003e\u003cb\u003e\u003cu\u003eExtensively Tested Under Various Driving Conditions\u003c\/u\u003e\u003c\/b\u003e\u003cbr\u003eDevelopment begins using Unitronic’s in-house Maha Chassis dyno housed in an environmentally controlled cell; closely monitoring a plethora of operational data, utilizing industry leading calibration tools and resources. Beta calibrations are then tested in street and track scenarios, using multiple cars under various driving conditions. This engine calibration strategy ensures Unitronic Performance Software delivers maximum performance, OEM-like drivability and reliability anywhere in the world. Unitronic Performance Software is only released to its Clients once development is thoroughly completed in accordance to Unitronic’s strict standards.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003c\/li\u003e\n\u003c\/div\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003eFlashed directly through the (OBDII) Diagnostic port of your vehicle (10-15 minutes).\u003c\/p\u003e\n\u003ch3\u003eDyno Results\u003c\/h3\u003e\u003cimg src=\"https:\/\/www.getunitronic.com\/imgs\/dyno\/big\/Unitronic-Dyno-MK8-GolfR-8Y-S3-stg2-93oct-web.jpg\" alt=\"Dyno chart for Audi S3 Stage 2\"\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e2021-2024 Audi S3\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Unitronic\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e UNI-SW-AUDI-S3-8Y-2022-STAGE2\u003c\/p\u003e","brand":"Unitronic","offers":[{"title":"Default Title","offer_id":52525296451903,"sku":"UNI-SW-AUDI-S3-8Y-2022-STAGE2","price":750.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0898\/1348\/3839\/files\/ECU_Stage_2__82173.1704915199_8d8d3844-2b4d-4b7a-a99f-65306344af63.jpg?v=1774567769","url":"https:\/\/foreignautomotive.ca\/products\/unitronic-audi-s3-2-0-tsi-ea888-evo4-stage-2-93oct","provider":"Foreign Automotive","version":"1.0","type":"link"}