{"product_id":"diablosport-pcm-dr578s21-modified-pcm","title":"DiabloSport Unlocked Replacement PCM for 2021-2022 Ram 1500 5.7L HEMI - PCM-DR578S21","description":"\u003cp\u003eThe DiabloSport PCM-DR578S21 is an unlocked replacement powertrain control module for the 2021-2022 Ram 1500 with the 5.7L HEMI (non-eTorque). The factory module on these trucks is locked; this one is unlocked and programmed for your vehicle so a DiabloSport inTune i3 or Trinity 2 can flash a tune. On its own it changes nothing.\u003c\/p\u003e\u003cp\u003eBuy it if you already own an inTune i3 or Trinity 2 from another vehicle, want a second PCM so you can swap back to stock for dealer service, or need a vehicle license on a new truck. If you need the tuner too, the \u003ca href=\"\/products\/diablosport-intune-3-platinum-with-pcm-swap-2\"\u003einTune i3 PCM swap kit 8322-X\u003c\/a\u003e and \u003ca href=\"\/products\/diablosport-trinity-2-ex-platinum-with-pcm-swap-8\"\u003eTrinity 2 EX PCM swap kit 9322-X\u003c\/a\u003e bundle the device with the PCM cross-ship.\u003c\/p\u003e\u003ch2\u003eVehicle compatibility\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2021-2022 Ram 1500 with the 5.7L HEMI and 8-speed automatic, non-eTorque\u003c\/li\u003e\n\u003cli\u003eeTorque trucks use the \u003ca href=\"\/products\/diablosport-pcm-dr57et21-modified-pcm\"\u003ePCM-DR57ET21\u003c\/a\u003e; check your build sheet or the eTorque badge before ordering\u003c\/li\u003e\n\u003cli\u003eWorks only with DiabloSport inTune i3 and Trinity 2 tuners\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat you get\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUnlocked for DiabloSport inTune i3 and Trinity 2\u003c\/li\u003e\n\u003cli\u003eProgrammed for your vehicle; your VIN goes on the DiabloSport PCM form that accompanies the module, not in the checkout notes\u003c\/li\u003e\n\u003cli\u003eDirect replacement for the factory PCM with the factory software loaded\u003c\/li\u003e\n\u003cli\u003eRemoval and installation videos are on DiabloSport's YouTube channel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation and limitations\u003c\/h2\u003e\u003cp\u003eBefore you remove the factory PCM, save the stock calibration with your DiabloSport tuner. The instructions packed with the unlocked PCM walk through it; skipping this step can leave you without a stock file to return to. Swapping the PCM may set a trouble code that does not show on the dash. Not for use in California.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePart number: PCM-DR578S21\u003c\/li\u003e\n\u003cli\u003eBrand: DiabloSport\u003c\/li\u003e\n\u003cli\u003eEmissions: Not legal for sale or use in California\u003c\/li\u003e\n\u003cli\u003eWarranty: 1 year manufacturer warranty\u003c\/li\u003e\n\u003cli\u003eCountry of origin: United States\u003c\/li\u003e\n\u003cli\u003ePackaged size: 12 x 6 x 6 in, 4 lb\u003c\/li\u003e\n\u003cli\u003eUPC: 810065212115\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003ch3\u003eDo I still need a tuner?\u003c\/h3\u003e\u003cp\u003eYes. This is the unlocked module only. To load a tune you need an inTune i3 or Trinity 2. The 8322-X and 9322-X kits include the device.\u003c\/p\u003e\u003ch3\u003eWill it work with HP Tuners or another brand?\u003c\/h3\u003e\u003cp\u003eNo. DiabloSport unlocked PCMs are matched to DiabloSport devices only.\u003c\/p\u003e\u003ch3\u003eHow does DiabloSport get my VIN?\u003c\/h3\u003e\u003cp\u003eThrough the DiabloSport PCM form that comes with the module. Fill it in with the VIN and return it with the PCM paperwork; nothing is needed at checkout.\u003c\/p\u003e\u003ch3\u003eDoes it fit the eTorque 5.7L?\u003c\/h3\u003e\u003cp\u003eNo. This part number is for the non-eTorque 5.7L. The eTorque module is PCM-DR57ET21.\u003c\/p\u003e\u003ch3\u003eWhy save the stock calibration first?\u003c\/h3\u003e\u003cp\u003eOn 2021 and newer trucks the stock file has to be read from the original PCM before it is removed. Without it there is no stock calibration to return to later.\u003c\/p\u003e","brand":"DiabloSport","offers":[{"title":"Default Title","offer_id":53686487220542,"sku":"PCM-DR578S21","price":1117.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/9301\/0238\/files\/6feeb8ac3ecfce7e7e673b3190d90c2b6f62688d_923068f7-e6f6-45c4-ae0d-3402b2cf09d2.png?v=1780671832","url":"https:\/\/tunerstore.com\/products\/diablosport-pcm-dr578s21-modified-pcm","provider":"The Tuner Store","version":"1.0","type":"link"}