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  1. MPG Results

    I normally run sport mode and tried eco mode yesterday (1500 miles). My mpg shot from an unbeliievable 14.6 to 18.4. Im running obx 18 wheels and tires (31) and have adjusted computer using Forscan. Is this normal ? In eco mode on the interstate ot was fine but in town almost not driveable...
  2. 2021-2022 Ford Bronco Ford Performance Calibration Pack

    These have now been added to the website for both 2.3 and 2.7 2021-2022 Ford Bronco 2.7L Ford Performance Calibration Pack M-9603-B27 2021-2022 Ford Bronco 2.3L Ford Performance Calibration Pack M-9603-B23
  3. First impressions review: Ford Performance Calibration tune installed on 2.3 MT Bronco Badlands

    Specs: 2021 MY Cyber Orange 2-door Manual transmission Badlands Mid package Stock wheels 33" About 4k miles Always run 91 octane (California) Several cosmetic, lighting, comfort and security mods Timeline: Ordered from Lethal Performance Oct 5 ProCal unit delivered Oct 13 Installed by Mossy...
  4. ROUSH Intakes BACK IN STOCK! | Lethal Performance

    Hey All! We have just got a fresh shipment of ROUSH Intakes IN STOCK for the 2.3 & 2.7 2021+ Ford Bronco! Don't miss out as these will go FAST! Help your Bronco breathe a little better and give it a filter for life ! Check them out below: Roush 422233 R Series Cold Air Intake Kit (2021+...
  5. POWER PACKAGES - Now Available Here at Lethal Performance!

    Hey All, We’ve made it easy for you all! Based on our research on each the available tuning devices and bolt-on components, we’ve put together a few Power Packages for you all to help get the most out of your Bronco! Whether you want a true in-depth calibration or a simple Plug N Play...
  6. POWER PACKAGES - Now Available Here at Lethal Performance!

    Hey All, We’ve made it easy for you all! Based on our research on each the available tuning devices and bolt-on components, we’ve put together a few Power Packages for you all to help get the most out of your Bronco! Whether you want a true in-depth calibration or a simple Plug N Play...
  7. Tunes in CA - automatic FAIL!

    I'm in the 2.3MT tribe (MY '25?) so this news isn't good. Not surprising given the disaster the CA is - for many reasons - but still disheartening nonetheless. https://www.cnet.com/roadshow/news/ecu-tuned-cars-will-now-automatically-flunk-california-smog-testing/


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