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| 09-16-2023, 05:56 PM | #1 |
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Bootmod3 Stage 2 Flash Mods
Anyone have a bootmod3 Stage 2 flash on a 2014-16 550i?
If so, what mods were required to make sure the car remains reliable? Is a downpipe enough, or does it require intake, and/or bigger intercoolers? |
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