{"product_id":"ecu-pr-8","title":"ECU Pro Tune PR-8","description":"\u003ch2\u003eWhat is the ECU PR-8\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePro Tune PR-8\u003c\/strong\u003e is Pro Tune's top-of-the-line ECU, developed to manage internal combustion engines up to \u003cstrong\u003e8 sequential cylinders\u003c\/strong\u003e or up to \u003cstrong\u003e12 semi-sequential cylinders\u003c\/strong\u003e. It features \u003cstrong\u003edual lambda probe conditioners\u003c\/strong\u003e, dual thermocouple conditioners, quadruple variable cam control, and dual electronic throttle body control—everything that high-performance V8, V10, and V12 engines demand.\u003c\/p\u003e\n\u003ch2\u003eWho it's for\u003c\/h2\u003e\n\u003cp\u003eRecommended for \u003cstrong\u003eV8, V10, and V12 engines\u003c\/strong\u003e, extreme competition projects, professional drag racing, stock car, and GT3 preparations. It is the choice when the engine requires bilateral management (separate odd and even banks), multiple variable cam controls, and simultaneous thermocouple readings from each bank for precise mixture control.\u003c\/p\u003e\n\u003ch2\u003eDifferences from the PR-4 EVO\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e8 sequential cylinders\u003c\/strong\u003e (PR-4: 6 cylinders)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e26 inputs\u003c\/strong\u003e (PR-4: 10 inputs)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e12 auxiliary outputs\u003c\/strong\u003e (PR-4: 7)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003e8 injector outputs\u003c\/strong\u003e (PR-4: 6)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDual\u003c\/strong\u003e lambda probe conditioner (PR-4: single)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDual\u003c\/strong\u003e thermocouple conditioner (PR-4: none)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eQuadruple\u003c\/strong\u003e variable cam control (PR-4: dual)\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDual\u003c\/strong\u003e electronic throttle body control\u003c\/li\u003e\n\n\u003cli\u003eDatalog \u003cstrong\u003e128 MB\u003c\/strong\u003e (PR-4: 32 MB)\u003c\/li\u003e\n\n\u003cli\u003eDual connector: Molex 48-pin + AMP Seal 23-pin\u003c\/li\u003e\n\n\u003cli\u003eNative support for Connect Box CB-1204\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2\u003eMain functions\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003eIntegrated dual lambda probe conditioner (Bosch LSU 4.2, LSU 4.9 and NTK)\u003c\/li\u003e\n\n\u003cli\u003eIntegrated dual thermocouple conditioner\u003c\/li\u003e\n\n\u003cli\u003eDual boost control\u003c\/li\u003e\n\n\u003cli\u003eQuadruple variable cam control\u003c\/li\u003e\n\n\u003cli\u003eDual electronic throttle body control\u003c\/li\u003e\n\n\u003cli\u003eLaunch Control\u003c\/li\u003e\n\n\u003cli\u003eTraction Control\u003c\/li\u003e\n\n\u003cli\u003ePower Shift — fast gear change\u003c\/li\u003e\n\n\u003cli\u003eAnti Lag\u003c\/li\u003e\n\n\u003cli\u003eAsymmetrical ignition\u003c\/li\u003e\n\n\u003cli\u003ePeak and Hold\u003c\/li\u003e\n\n\u003cli\u003e3D maps for injection, ignition, and programmable functions\u003c\/li\u003e\n\n\u003cli\u003eAuxiliary injector bank\u003c\/li\u003e\n\n\u003cli\u003eAutomatic lambda learning\u003c\/li\u003e\n\n\u003cli\u003eEmergency map (contingency for TP, MAF, and MAP failures)\u003c\/li\u003e\n\n\u003cli\u003ePassword-protected map\u003c\/li\u003e\n\n\u003cli\u003eCustomizable CAN\u003c\/li\u003e\n\n\u003cli\u003eSupport for Connect Box CB-1204 (input multiplier)\u003c\/li\u003e\n\n\u003cli\u003e128 MB continuous datalog\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003ch3\u003eManagement capacity\u003c\/h3\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eCylinders\u003c\/th\u003e\n\n\u003ctd\u003eUp to 8 sequential \/ 12 semi-sequential\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eInjector outputs\u003c\/th\u003e\n\n\u003ctd\u003e8 (4.5 A) — 2 with dual function\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eIgnition outputs\u003c\/th\u003e\n\n\u003ctd\u003e6 (with integrated driver)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eAuxiliary outputs\u003c\/th\u003e\n\n\u003ctd\u003e12 (7×3A + 2×4.5A + 2×ETC 5A + 1 timed)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eSensor supply outputs\u003c\/th\u003e\n\n\u003ctd\u003e5 V and 8 V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003eInputs and sensors\u003c\/h3\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eTotal inputs\u003c\/th\u003e\n\n\u003ctd\u003e26\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eAnalog 5 V\u003c\/th\u003e\n\n\u003ctd\u003e15 configurable\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eAnalog 12 V\u003c\/th\u003e\n\n\u003ctd\u003e2 configurable\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eWith pull-up (2.7 kΩ, 5 V)\u003c\/th\u003e\n\n\u003ctd\u003e14\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDigital (0.5–6500 Hz)\u003c\/th\u003e\n\n\u003ctd\u003e8\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eRPM and phase\u003c\/th\u003e\n\n\u003ctd\u003e2 dedicated (Hall or inductive)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eThermocouples\u003c\/th\u003e\n\n\u003ctd\u003e2 integrated conditioners\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eIntegrated MAP\u003c\/th\u003e\n\n\u003ctd\u003e400 kPa (upgrade to 700 kPa)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003eMechanical and electrical characteristics\u003c\/h3\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003ePart Number\u003c\/th\u003e\n\n\u003ctd\u003e27174\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eDimensions\u003c\/th\u003e\n\n\u003ctd\u003e133 × 154 × 40 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eWeight\u003c\/th\u003e\n\n\u003ctd\u003e580 g\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eHousing\u003c\/th\u003e\n\n\u003ctd\u003eMachined aluminum, electrostatic paint\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eConnectors\u003c\/th\u003e\n\n\u003ctd\u003eMolex 48-pin + AMP Seal 23-pin\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOperating voltage\u003c\/th\u003e\n\n\u003ctd\u003e7 V to 22 V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eMaximum consumption\u003c\/th\u003e\n\n\u003ctd\u003e5 A @ 12 V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\n\u003ctd\u003e-10 °C to 105 °C\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003eCommunication\u003c\/h3\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eCAN\u003c\/th\u003e\n\n\u003ctd\u003e100 to 1000 kbps + customizable CAN\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eSerial\u003c\/th\u003e\n\n\u003ctd\u003e115.2 \/ 500 kbps\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eUSB\u003c\/th\u003e\n\n\u003ctd\u003eDirect communication with Pro Tune Workbench PRO\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\u003ch2\u003eCompatible software\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePro Tune Workbench PRO\u003c\/strong\u003e — engine calibration with real-time graphs\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePro Tune Analyzer\u003c\/strong\u003e — data analysis (graphs, histograms, reports)\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cul\u003e\n\n\u003cli\u003e\u003ca href=\"https:\/\/drive.google.com\/drive\/folders\/1eKFfM2YzveE9dneyyvszNkYacpntDn_u?usp=sharing\" target=\"_blank\"\u003ePR-8 Manual\u003c\/a\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003ca href=\"https:\/\/drive.google.com\/drive\/folders\/1eKFfM2YzveE9dneyyvszNkYacpntDn_u?usp=sharing\" target=\"_blank\"\u003ePR-8 Datasheet\u003c\/a\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003ca href=\"https:\/\/drive.google.com\/drive\/folders\/1eKFfM2YzveE9dneyyvszNkYacpntDn_u?usp=sharing\" target=\"_blank\"\u003ePro Tune Workbench PRO\u003c\/a\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003ca href=\"https:\/\/drive.google.com\/drive\/folders\/1eKFfM2YzveE9dneyyvszNkYacpntDn_u?usp=sharing\" target=\"_blank\"\u003ePro Tune Analyzer\u003c\/a\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003ca href=\"https:\/\/drive.google.com\/drive\/folders\/1RlQefvnYUWzLnrLC1Y0-ZyibQpPsmkvz?usp=sharing\" target=\"_blank\"\u003ePro Tune ECUs Comparative Table\u003c\/a\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch2\u003eShipping time\u003c\/h2\u003e\n\u003cp\u003e⏱ Shipping within \u003cstrong\u003e7 to 15 business days\u003c\/strong\u003e after payment confirmation.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWhat type of engine is the PR-8 recommended for?\u003c\/h3\u003e\n\u003cp\u003eHigh-performance V8, V10, and V12 engines, drag racing, stock cars, GT3, and any application that requires bilateral management with separate thermocouples and lambda probes per bank.\u003c\/p\u003e\n\u003ch3\u003eHow many pre-harnesses does the PR-8 require?\u003c\/h3\u003e\n\u003cp\u003eThe PR-8 uses \u003cstrong\u003etwo connectors\u003c\/strong\u003e: Molex 48-pin (primary) + AMP Seal 23-pin (secondary). Full pre-harness options are available, or you can purchase the pre-harnesses separately according to your application.\u003c\/p\u003e\n\u003ch3\u003eWhat is the Connect Box CB-1204 and why does the PR-8 support it?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eConnect Box CB-1204\u003c\/strong\u003e is an input multiplier via CAN. Even with 26 native inputs, extreme projects may require more readings — the CB-1204 solves this.\u003c\/p\u003e\n\u003ch3\u003eDifference between PR-8 and PR-4 EVO?\u003c\/h3\u003e\n\u003cp\u003eThe PR-8 is for larger engines (V8\/V10\/V12) with bank-specific readings; it has double everything (probes, thermocouples, variable cam control, datalog). The PR-4 EVO is ideal for 4 and 6 cylinders with less extreme needs.\u003c\/p\u003e\n\u003ch3\u003eDoes it have warranty and support?\u003c\/h3\u003e\n\u003cp\u003eYes. Pro Tune technical support and warranty according to commercial policy.\u003c\/p\u003e","brand":"Pro Tune","offers":[{"title":"Without pre-whip","offer_id":50567154106614,"sku":"20","price":9559.0,"currency_code":"BRL","in_stock":false},{"title":"With PR-8 pre-whip","offer_id":50567154139382,"sku":"20","price":10474.38,"currency_code":"BRL","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/4369\/5606\/files\/thumb-pr-8_b358607ba387cbffb95609213162f066.webp?v=1777580381","url":"https:\/\/www.protune.com.br\/en\/products\/ecu-pr-8","provider":"Pro Tune ","version":"1.0","type":"link"}