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Aug 07, 2025 - 09:51 AM
Hello - Yes, that is correct. You will need to start with just the base 91/93 Octane Tune, but once you receive the Flex Fuel Tune, you can use it with any mixture between the two.
When getting the Lund e85 flex fuel tube can I run any mixture between 91 and e85 without haveing to re flash tune Lund Racing MPVI3 by HP Tuners with Custom Tune (2018-2023 Mustang GT)
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Open Aug 07, 2025 - 09:51 AM
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Lund Racing MPVI3 by HP Tuners with Custom Tune (2018-2023 Mustang GT)
Lund Racing Custom Tunes are created specific to your vehicle based on your exact modifications. This makes our tuning much more than just a typical
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