{"product_id":"subaru-wrx-sti-2011-2021-haltech-nexus-s3-plug-play-standalone-ecu-package","title":"Subaru WRX STI 2011–2021 Haltech Nexus S3 Plug \u0026 Play Standalone ECU Package","description":"\u003cp\u003e\u003cspan\u003eUpgrade your 2011–2021 Subaru WRX STI to a modern standalone engine management system with the \u003c\/span\u003e\u003cspan\u003eJD Tuning Haltech Nexus S3 Plug \u0026amp; Play ECU Package\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis package combines the Haltech Nexus S3 ECU⁠ with the appropriate Plug \u0026amp; Play jumper harness, allowing the S3 to integrate with the factory Subaru wiring while providing significantly more tuning capability, data logging, engine protection, and control than the factory ECU.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Nexus S3 is the successor to Haltech’s Elite 2500 and features a powerful Nexus processor along with an \u003c\/span\u003e\u003cspan\u003einternal 4-bar MAP sensor, onboard wideband controller, Wi-Fi, 128MB onboard data logging, dual knock control, advanced boost control, flex-fuel capability, launch control, traction control, anti-lag, torque management, and multi-level engine protection strategies.\u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePackage Includes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eHaltech Nexus S3 Standalone ECU\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSubaru STI Plug \u0026amp; Play Jumper Harness\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eChoice of \u003c\/span\u003e\u003cspan\u003eUSDM or Non-USDM\u003c\/span\u003e\u003cspan\u003e vehicle configuration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOptional \u003c\/span\u003e\u003cspan\u003eHaltech Wideband O2 Sensor\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eSubaru STI Integration\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhen properly configured, the system retains the STI’s factory \u003c\/span\u003e\u003cspan\u003eSI-Drive modes\u003c\/span\u003e\u003cspan\u003e, allowing the factory controls to be incorporated into the Haltech calibration while opening the door to additional performance strategies and safety features.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDepending on the vehicle setup and sensors installed, the Nexus S3 can be configured for advanced engine protection strategies based on parameters such as \u003c\/span\u003e\u003cspan\u003efuel pressure, oil pressure, oil temperature, coolant temperature, boost pressure, lambda\/AFR and more\u003c\/span\u003e\u003cspan\u003e. Protection strategies can be configured to reduce boost, retard ignition timing, enrich the mixture, lower the RPM limit, or otherwise limit engine operation when a problem is detected.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAdditional sensors and accessories may be required to utilize certain functions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePerfect for modified, high-horsepower, race, and competition STI builds that have outgrown the capabilities of the factory ECU.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eImportant:\u003c\/span\u003e\u003cspan\u003e Professional installation and calibration are strongly recommended. This product is intended for sanctioned off-road\/competition applications and must be used in accordance with applicable emissions laws and regulations. Haltech states its products are for sanctioned off-road\/competition non-emissions-controlled vehicles unless a specific regulatory exemption applies.\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e*Harness is made to order allow 2-3 weeks*\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"JD-Tuning.com","offers":[{"title":"USDM \/ No","offer_id":51066168869111,"sku":"STI-S3kit-1","price":3105.0,"currency_code":"USD","in_stock":true},{"title":"NON-USDM \/ No","offer_id":51066168901879,"sku":"STI-S3kit-2","price":3105.0,"currency_code":"USD","in_stock":true},{"title":"USDM \/ Yes","offer_id":51066169000183,"sku":"STI-S3kit-1","price":3304.0,"currency_code":"USD","in_stock":true},{"title":"NON-USDM \/ Yes","offer_id":51066169032951,"sku":"STI-S3kit-2","price":3304.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0113\/7587\/0016\/files\/25D7DF87-4E15-49FE-9D6D-8A9B950DBBAB.png?v=1787692416","url":"https:\/\/jd-tuning.com\/products\/subaru-wrx-sti-2011-2021-haltech-nexus-s3-plug-play-standalone-ecu-package","provider":"JD-Tuning.com","version":"1.0","type":"link"}