Blown charge pipe or boost leak somewhere else possibly? I'd even suggest a bad spark plug or coil pack though I think that would throw a warning in idrive.
Surely you arent just driving in eco pro one day and sport+ the other?
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2018 F87 M2 (09/2020 - )
Dinan Cold Air Intake |Dinan Axle Back | VRSF 6.5" Intercooler | VRSF Catless Downpipe | VRSF Charge Pipes | BM3 | MST Inlet v2 | Turbosmart VR11
2013 F30 328i (12/2015 - 09/2020) SOLD!
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