{"product_id":"2004-sti-idccd","title":"2004 STi iDCCD","description":"\u003c!-- iWire Product Description Template: PNPV1 --\u003e\n\u003cstyle\u003e\n  .pnpv1 {\n    max-width: 980px;\n    margin: 0 auto;\n    padding: 12px 0 32px;\n    color: #1f2933;\n    font-family: inherit;\n    line-height: 1.65;\n  }\n\n  .pnpv1 * {\n    box-sizing: border-box;\n  }\n\n  .pnpv1-hero {\n    position: relative;\n    overflow: hidden;\n    margin-bottom: 22px;\n    padding: 34px;\n    background:\n      radial-gradient(\n        circle at top left,\n        rgba(11, 111, 179, 0.22),\n        transparent 36%\n      ),\n      radial-gradient(\n        circle at bottom right,\n        rgba(15, 23, 42, 0.16),\n        transparent 38%\n      ),\n      linear-gradient(\n        135deg,\n        #f2f8fd 0%,\n        #ffffff 52%,\n        #edf6fb 100%\n      );\n    border: 1px solid #d6e6f2;\n    border-radius: 18px;\n  }\n\n  .pnpv1-hero h2 {\n    margin: 0 0 14px;\n    color: #0b1f33;\n    font-size: clamp(28px, 4vw, 42px);\n    font-weight: 800;\n    line-height: 1.08;\n    letter-spacing: -0.04em;\n  }\n\n  .pnpv1-lead {\n    max-width: 780px;\n    margin: 0;\n    color: #344054;\n    font-size: 18px;\n    line-height: 1.65;\n  }\n\n  .pnpv1-copy,\n  .pnpv1-card,\n  .pnpv1-section {\n    margin-bottom: 22px;\n    padding: 26px 28px;\n    background: #ffffff;\n    border: 1px solid #e8edf3;\n    border-radius: 16px;\n  }\n\n  .pnpv1-copy p,\n  .pnpv1-card p,\n  .pnpv1-section p {\n    margin: 0 0 16px;\n  }\n\n  .pnpv1-copy p:last-child,\n  .pnpv1-card p:last-child,\n  .pnpv1-section p:last-child {\n    margin-bottom: 0;\n  }\n\n  .pnpv1-grid {\n    display: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 18px;\n    margin-bottom: 22px;\n  }\n\n  .pnpv1-grid .pnpv1-card {\n    height: 100%;\n    margin-bottom: 0;\n  }\n\n  .pnpv1-card h4,\n  .pnpv1-section h4 {\n    margin: 0 0 14px;\n    color: #0f172a;\n    font-size: 21px;\n    font-weight: 800;\n    line-height: 1.25;\n    letter-spacing: -0.02em;\n  }\n\n  .pnpv1-features {\n    display: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 10px 14px;\n    margin: 18px 0 0;\n    padding: 0;\n    list-style: none;\n  }\n\n  .pnpv1-features li {\n    position: relative;\n    padding: 12px 14px 12px 38px;\n    color: #344054;\n    font-size: 15px;\n    line-height: 1.45;\n    background: #f8fafc;\n    border: 1px solid #edf2f7;\n    border-radius: 12px;\n  }\n\n  .pnpv1-features li::before {\n    content: \"✓\";\n    position: absolute;\n    top: 12px;\n    left: 14px;\n    color: #0b6fb3;\n    font-weight: 800;\n  }\n\n  .pnpv1-bundle {\n    margin-top: 22px;\n    padding: 20px;\n    text-align: center;\n    background: #f4f9fd;\n    border: 1px solid #cfe3f1;\n    border-radius: 14px;\n  }\n\n  .pnpv1-bundle h5 {\n    margin: 0 0 8px;\n    color: #0f172a;\n    font-size: 18px;\n    font-weight: 800;\n    line-height: 1.3;\n  }\n\n  .pnpv1-bundle p {\n    margin: 0;\n    color: #344054;\n    font-size: 15px;\n  }\n\n  .pnpv1-bundle a {\n    color: #0b6fb3;\n    font-weight: 800;\n    text-decoration: underline;\n    text-underline-offset: 3px;\n  }\n\n  .pnpv1-bundle a:hover {\n    color: #084f80;\n  }\n\n  .pnpv1-note {\n    margin: 18px 0 0 !important;\n    padding: 16px 18px;\n    color: #0f172a;\n    font-weight: 700;\n    background: #f4f9fd;\n    border-left: 4px solid #0b6fb3;\n    border-radius: 12px;\n  }\n\n  @media (max-width: 760px) {\n    .pnpv1-hero,\n    .pnpv1-copy,\n    .pnpv1-card,\n    .pnpv1-section {\n      padding: 22px 20px;\n      border-radius: 14px;\n    }\n\n    .pnpv1-grid,\n    .pnpv1-features {\n      grid-template-columns: 1fr;\n    }\n\n    .pnpv1-lead {\n      font-size: 16px;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"pnpv1\"\u003e\n\u003csection class=\"pnpv1-hero\"\u003e\n\u003ch2\u003eModern DCCD Control for the 2004 STi\u003c\/h2\u003e\n\u003cp class=\"pnpv1-lead\"\u003eUpgrade the factory Driver Controlled Center Differential system with modern control, configurable driving maps, live vehicle data, and clean integration with the controls already installed in your STi.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"pnpv1-copy\"\u003e\n\u003cp\u003eThe iWire 2004 STi iDCCD Controller brings modern technology and greater adjustability to the original DCCD system. Designed specifically for the 2004 Subaru STi, it provides a vehicle-specific solution that retains the factory driving experience while adding the control and configuration options expected from a modern drivetrain controller.\u003c\/p\u003e\n\u003cp\u003eIn automatic mode, iDCCD continuously adjusts the center differential lock based on vehicle and driving inputs. The system responds to changes in acceleration, braking, speed, and vehicle movement, helping the drivetrain adapt to the current driving situation.\u003c\/p\u003e\n\u003cp\u003eManual control and configurable driving maps allow the system to be tailored for different vehicles, driver preferences, surfaces, and conditions.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cdiv class=\"pnpv1-grid\"\u003e\n\u003csection class=\"pnpv1-card\"\u003e\n\u003ch4\u003eKeep the Factory Controls\u003c\/h4\u003e\n\u003cp\u003eThe 2004 STi iDCCD Controller is designed to integrate with the original DCCD control layout, including the factory adjustment roller, Auto and Manual switch, and instrument cluster display.\u003c\/p\u003e\n\u003cp\u003eYou retain the familiar appearance and operation of the original system while gaining a modern controller working behind the scenes.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"pnpv1-card\"\u003e\n\u003ch4\u003eConfigure With iWire Connect\u003c\/h4\u003e\n\u003cp\u003eThe iWire Connect App gives you access to system configuration, driving maps, live data, diagnostics, and controller settings.\u003c\/p\u003e\n\u003cp\u003eFirmware updates can also be installed through the app, allowing the controller to receive improvements and additional functionality as the iDCCD platform continues to develop.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003csection class=\"pnpv1-section\"\u003e\n\u003ch4\u003eBuilt Specifically for the 2004 STi\u003c\/h4\u003e\n\u003cp\u003eThis is not a universal DCCD controller adapted to fit the vehicle. The controller, wiring, mounting, inputs, and operating strategy are designed around the electrical system and factory DCCD controls found in the 2004 Subaru STi.\u003c\/p\u003e\n\u003cp\u003eThe vehicle-specific design creates a cleaner installation, reduces unnecessary wiring, and allows the finished system to operate as it belongs in the car.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"pnpv1-section\"\u003e\n\u003ch4\u003eReady for Future Expansion\u003c\/h4\u003e\n\u003cp\u003eThe iDCCD platform is designed to support continued development and additional integration options. Available expansion connections can be used to share data with compatible digital displays, standalone engine management systems, data loggers, external sensors, and CANbus devices.\u003c\/p\u003e\n\u003cp\u003eThis gives the controller room to grow alongside the vehicle without requiring the complete DCCD system to be replaced.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"pnpv1-section\"\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul class=\"pnpv1-features\"\u003e\n\u003cli\u003eVehicle-specific design for the 2004 Subaru STi\u003c\/li\u003e\n\u003cli\u003eAutomatic and manual center differential control\u003c\/li\u003e\n\u003cli\u003eIntegration with the factory DCCD cluster display\u003c\/li\u003e\n\u003cli\u003eWorks with the original DCCD adjustment roller\u003c\/li\u003e\n\u003cli\u003eWorks with the factory Auto and Manual switch\u003c\/li\u003e\n\u003cli\u003eMultiple configurable driving maps\u003c\/li\u003e\n\u003cli\u003eUses vehicle speed and throttle position data\u003c\/li\u003e\n\u003cli\u003eUses engine RPM, brake, and neutral inputs\u003c\/li\u003e\n\u003cli\u003eInternal accelerometer and lateral movement data\u003c\/li\u003e\n\u003cli\u003eLive monitoring through the iWire Connect App\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eApp-based controller firmware updates\u003c\/li\u003e\n\u003cli\u003eExpansion support for additional vehicle devices\u003c\/li\u003e\n\u003cli\u003eClean vehicle-specific wiring and mounting\u003c\/li\u003e\n\u003cli\u003eDesigned, developed, and built by iWire in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"pnpv1-bundle\"\u003e\n\u003ch5\u003e\u003ca href=\"https:\/\/iwireusa.com\/collections\/idccd-iwire-dccd-controller\/products\/idccd-expansion-harness\"\u003e Bundle and Save on the iDCCD Expansion Harness \u003c\/a\u003e\u003c\/h5\u003e\n\u003cp\u003eSave 25% on the iDCCD Expansion Harness when it is purchased with your iDCCD Controller. The discount applies automatically to the expansion harness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"pnpv1-note\"\u003eImportant: This controller is designed for a 2004 Subaru STi equipped with the factory DCCD system and the required original control components. Vehicles with wiring modifications, drivetrain swaps, non-factory components, or damaged factory wiring may require additional parts or custom installation work.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"iWire Subaru Wiring Solutions","offers":[{"title":"Default Title","offer_id":48757633220761,"sku":"PP-SUID001-04-STI-0-0-0-0","price":949.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0460\/3822\/0953\/files\/2004_STi_v2.png?v=1786062791","url":"https:\/\/iwireusa.com\/products\/2004-sti-idccd","provider":"iWire Subaru Wiring Solutions","version":"1.0","type":"link"}