{"product_id":"predator-2-for-20-23-6-6l-gas","title":"DiabloSport Predator 2 Tuner Kit with ECM Unlock for 2020-2023 Silverado and Sierra 2500HD 3500HD 6.6L L8T Gas - 7266-R","description":"\u003cp\u003eThe DiabloSport 7266-R is a tuner kit for 2020-2023 Chevrolet Silverado and GMC Sierra 2500HD and 3500HD trucks with the 6.6L L8T gas V8. It includes the Predator 2 handheld programmer, the locksmith device and the ECM harness needed to unlock the factory-locked ECM with the module still in the truck.\u003c\/p\u003e\u003cp\u003eOnce unlocked, the preloaded 87, 91 and 93 octane tunes deliver up to 28 rear-wheel horsepower and 50 lb-ft over stock on 93, with matching calibrations for the 6-speed automatic. For a truck that tows, the transmission tune and the extra torque are what you feel.\u003c\/p\u003e\u003ch2\u003eVehicle compatibility\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e2020-2023 Chevrolet Silverado 2500HD and 3500HD with the 6.6L L8T gas V8\u003c\/li\u003e\n\u003cli\u003e2020-2023 GMC Sierra 2500HD and 3500HD with the 6.6L L8T gas V8\u003c\/li\u003e\n\u003cli\u003eDiesel L5P trucks use a different product\u003c\/li\u003e\n\u003cli\u003eSame kit with a touchscreen handheld: \u003ca href=\"\/products\/diablosport-intune-3-unlock-and-tune-kit\"\u003einTune i3 8266-R\u003c\/a\u003e; with a dash-mounted monitor: \u003ca href=\"\/products\/diablosport-trinity-2-gm-6-6l-l8t-gas-unlock-and-tune-kit\"\u003eTrinity 2 9266-R\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTuning and adjustment features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eECM unlock hardware included; unlock and tune at home\u003c\/li\u003e\n\u003cli\u003ePreloaded tunes for 87, 91 and 93 octane with 6-speed transmission calibrations\u003c\/li\u003e\n\u003cli\u003eSpeedometer correction for tire size and final drive ratio\u003c\/li\u003e\n\u003cli\u003eRev limiter, idle RPM in Drive and Neutral, speed limiter removal and throttle sensitivity\u003c\/li\u003e\n\u003cli\u003eFront and rear TPMS thresholds and recall of last drive mode\u003c\/li\u003e\n\u003cli\u003eService functions: transmission adaptive relearn, crank position sensor relearn, intake filter monitor control\u003c\/li\u003e\n\u003cli\u003eData logging, read and clear trouble codes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat is in the box\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePredator 2 handheld programmer\u003c\/li\u003e\n\u003cli\u003eLocksmith unlock device\u003c\/li\u003e\n\u003cli\u003eECM unlock harness\u003c\/li\u003e\n\u003cli\u003eOBD-II and USB cables\u003c\/li\u003e\n\u003cli\u003eInstructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation and limitations\u003c\/h2\u003e\u003cp\u003eThe ECM must be unlocked once before the Predator 2 can tune the truck. Connect the locksmith through the supplied harness, complete the unlock, then tune through the OBD-II port. After that the locksmith and harness are no longer needed.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePart number: 7266-R\u003c\/li\u003e\n\u003cli\u003eBrand: DiabloSport\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: 6 x 5 x 3 in, 2 lb\u003c\/li\u003e\n\u003cli\u003eUPC: 810065217387\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003ch3\u003eDo I have to pull the ECM?\u003c\/h3\u003e\u003cp\u003eNo. The harness connects to the ECM in the truck and the unlock is done in the driveway.\u003c\/p\u003e\u003ch3\u003eHow much power does it add?\u003c\/h3\u003e\u003cp\u003eDiabloSport publishes up to 28 rwhp and 50 lb-ft over stock on 93 octane.\u003c\/p\u003e\u003ch3\u003eDoes it include transmission tuning?\u003c\/h3\u003e\u003cp\u003eYes. Calibrations for the 6-speed automatic are included with the engine tunes.\u003c\/p\u003e\u003ch3\u003eIs this for the Duramax?\u003c\/h3\u003e\u003cp\u003eNo. This kit is for the 6.6L L8T gas engine only.\u003c\/p\u003e","brand":"DiabloSport","offers":[{"title":"Default Title","offer_id":53686465364286,"sku":"7266-R","price":813.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0840\/9301\/0238\/files\/e6cf7d4f31eadbfaed1ef6ea2b90f2d50b08ea82_2b332e29-7bb1-46a7-8990-65f4fe669124.png?v=1794376485","url":"https:\/\/tunerstore.com\/products\/predator-2-for-20-23-6-6l-gas","provider":"The Tuner Store","version":"1.0","type":"link"}