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Click Here to view our tuning guide and submit your data!


This product is for customers who have purchased tunes for their vehical previously only! No tuning device is included! Please check out our tuning package if this is your intial tune purchase.


Back in the game and better than ever our custom tuning is what you need to step up the performance of your 3.5l EcoBoost equipped vehicle. Whether your goal is all out race, or just a bump in power for daily driving, we have you covered! We offer tuning based on your fuel type and goal.


For the 3.5l EcoBoost we offer

  • Auto Octane- an adaptive tune that adjust the to octane level of the fuel being used.

Typical gains of up to 50-75hp and 75 ft-lbs of torque when using 93 octane with this tune!


  • 91 and 93 Octane- Tunes specific to the rated octane level being used, while still maintaining the ability to turn down the power level if a lower octane level is use on accident.

Typical gains of up to 75-100 hp and 75-100 ft-lbs!


  • E30 supports additional ethanol content of 30%.

Typical gains of up to 100 hp and 100 ft-lbs!


Custom tuning files and services are non-refundable and non-transferable! You may not use your custom tuning file on any other vehicle or transfer our service, used or unused to any other customer.

2015-2017 Ford Expedition 3.5l ZFG Racing Additional Tune

$450.00 Regular Price
$250.00Sale Price
  • Reasonable Basis - Emissions Testing Verified to have no adverse effect on emissions.


    ZFG Racing LLC Reasonable Basis File Number: RBF-002


    Products within this category, to the best of ZFG’s knowledge and understanding, demonstrate a reasonable basis that they do not adversely affect vehicle emissions and retain the full operation and functionality of the On-Board Diagnostic System (OBD) Emissions Related Items, and will continue to satisfy emissions requirements, such as meeting standards within useful life or maintaining emissions performance outside useful life. Such labeling does not indicate products are 50 state legal. Consumers are advised to make sure that such parts are installed and used properly in order to maintain compliance with emissions standards.


    Reasonable Basis testing under the guidance of SMEA Garage Emissions Compliance for reasonable basis often coincides with CARB EO pending. Additional documentation available upon request.

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