{"product_id":"hp-tuners-rtd4-obd-ii-remote-tuning-device-ecu-already-unlocked-hp-tuners-eng-motorsport","title":"HP Tuners RTD4 OBD-II Remote Tuning Device (ECU Already Unlocked)","description":"\u003cp\u003eIf your ECU is already unlocked, the HP Tuners RTD4 is the easiest way to flash custom calibrations, record vehicle data, and receive remote tuning updates without visiting a dyno or tuning shop. Designed and manufactured by HP Tuners, the RTD4 connects directly to your Corvette's OBD-II port and communicates wirelessly with the HP Tuners Tune Delivery Network (TDN), making remote tuning faster, simpler, and more convenient than ever.\u003cbr\u003e\nWhether you're installing a custom ECU tune for improved performance or logging data for future revisions, the RTD4 provides everything needed to communicate with your tuner from virtually anywhere.\u003cbr\u003e\nFeatures\u003c\/p\u003e\n\n\u003cp\u003eGenuine HP Tuners RTD4 Remote Tuning Device\u003cbr\u003e\nDesigned for vehicles with an already unlocked ECU\u003cbr\u003e\nWireless tuning and calibration flashing through Wi-Fi\u003cbr\u003e\nHigh-speed standalone data logging\u003cbr\u003e\nFast transfer speeds for quicker tune uploads and downloads\u003cbr\u003e\nSimple plug-and-play OBD-II connection\u003cbr\u003e\nSecure, redesigned OBD-II connector for improved fitment\u003cbr\u003e\nWorks with the HP Tuners Tune Delivery Network (TDN)\u003cbr\u003e\nCompatible with thousands of supported vehicles and platforms\u003cbr\u003e\nCompact and portable design\u003c\/p\u003e\n\n\u003cp\u003eWhy Choose the HP Tuners RTD4?\u003cbr\u003e\nThe RTD4 allows you to receive custom tuning updates remotely without needing a laptop connected to your vehicle. Simply connect the device, communicate with your tuner through the HP Tuners Tune Delivery Network, and flash updated calibrations directly to your vehicle.\u003cbr\u003e\nIts improved hardware also allows for faster wireless communication and high-speed data logging, giving tuners the information they need to fine-tune your vehicle for maximum performance.\u003cbr\u003e\nHigh-Speed Data Logging\u003cbr\u003e\nThe HP Tuners RTD4 features increased processing power, expanded memory, and higher bandwidth for faster and more detailed vehicle data logging.\u003cbr\u003e\nBenefits include:\u003c\/p\u003e\n\n\u003cp\u003eRecord more engine and transmission parameters\u003cbr\u003e\nFaster logging speeds\u003cbr\u003e\nImproved tuning accuracy\u003cbr\u003e\nBetter remote diagnostic capabilities\u003cbr\u003e\nPerformance comparable to many wired logging setups\u003c\/p\u003e\n\n\u003cp\u003eEasy Remote Tuning\u003cbr\u003e\nUsing the HP Tuners Tune Delivery Network (TDN), your tuner can:\u003c\/p\u003e\n\n\u003cp\u003eSend updated calibrations remotely\u003cbr\u003e\nReview vehicle data logs\u003cbr\u003e\nMake calibration revisions\u003cbr\u003e\nContinue optimizing your tune without requiring an in-person appointment\u003c\/p\u003e\n\n\u003cp\u003eThis makes the RTD4 ideal for enthusiasts running custom engine modifications, forced induction, bolt-on upgrades, or flex fuel setups.\u003cbr\u003e\nWhat's Included\u003c\/p\u003e\n\n\u003cp\u003eHP Tuners RTD4 OBD-II Remote Tuning Device\u003cbr\u003e\nHP Tuners Universal Credits (based on selected option)\u003cbr\u003e\nUSB Cable\u003cbr\u003e\nQuick Start Documentation\u003c\/p\u003e\n\n\u003cp\u003eVehicle Fitment\u003cbr\u003e\nFits:\u003c\/p\u003e\n\n\u003cp\u003e2020 Chevrolet Corvette C8 Stingray\u003cbr\u003e\n2021 Chevrolet Corvette C8 Stingray\u003cbr\u003e\n2022 Chevrolet Corvette C8 Stingray\u003cbr\u003e\n2023 Chevrolet Corvette C8 Stingray\u003cbr\u003e\n2023 Chevrolet Corvette C8 Z06\u003cbr\u003e\n2024 Chevrolet Corvette C8 Stingray\u003cbr\u003e\n2024 Chevrolet Corvette C8 Z06\u003cbr\u003e\n2024 Chevrolet Corvette C8 E-Ray\u003cbr\u003e\n2025 Chevrolet Corvette C8 Stingray\u003cbr\u003e\n2025 Chevrolet Corvette C8 Z06\u003cbr\u003e\n2025 Chevrolet Corvette C8 E-Ray\u003cbr\u003e\n2025 Chevrolet Corvette C8 ZR1\u003cbr\u003e\n2026 Chevrolet Corvette C8 Stingray\u003cbr\u003e\n2026 Chevrolet Corvette C8 Z06\u003cbr\u003e\n2026 Chevrolet Corvette C8 E-Ray\u003cbr\u003e\n2026 Chevrolet Corvette C8 ZR1\u003c\/p\u003e\n\n\u003cp\u003eEngine Option:\u003c\/p\u003e\n\n\u003cp\u003e6.2L LT2 (Stingray \u0026amp; E-Ray) – 8 HP Tuners Universal Credits\u003c\/p\u003e\n\n\u003cp\u003eImportant Information\u003c\/p\u003e\n\n\n\u003cp\u003eRequires an already unlocked ECU. This device does not unlock your ECU.\u003cbr\u003e\nDesigned for use with the HP Tuners Tune Delivery Network (TDN).\u003cbr\u003e\nInternet access is required for remote tune delivery and updates.\u003cbr\u003e\nUniversal Credits are vehicle-specific once licensed.\u003cbr\u003e\nCompatible with custom remote tuning services using HP Tuners-supported calibrations.\u003c\/p\u003e","brand":"Elite Mustang Parts","offers":[{"title":"Default Title","offer_id":53604876124341,"sku":null,"price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1034\/4349\/7141\/files\/ChatGPTImageAug7_2026_08_36_56PM_dbae593b-8215-4dea-a04f-7797bcaab068.png?v=1793011591","url":"https:\/\/elitemustangparts.com\/products\/hp-tuners-rtd4-obd-ii-remote-tuning-device-ecu-already-unlocked-hp-tuners-eng-motorsport","provider":"Elite Mustang Parts","version":"1.0","type":"link"}