Thread: Buyer Beware (Keller Performance Horror Story)
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      04-30-2024, 07:47 PM   #2
bxdinster
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Drives: 2020 M5 comp 2009 135i
Join Date: Feb 2023
Location: NYC

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this seems to be happening alot with newer m models even my friends g80 active autowerke midpipes didnt have good fitment, his 2600 gesi catted dp had o2 sensor wrong location.
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