Thread: X2 m35 New owner - first mods (exhaust / res delete help)
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      08-25-2021, 09:56 AM   #3
xcelir8bmw
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Drives: 2022 BMW M240ix
Join Date: May 2019
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Simple answers.

Do not do bolt ons and only do JB4 as that is what has only been proven to work on map 1 or 2 gaining about 50HP.

Any other mods will make engine or related go boom at this point in time.

And I am one of the mad scientists here.
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