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      12-05-2020, 10:07 AM   #4
cfm56d7b
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Drives: 2017 440i Gran Coupe & 2015 X5
Join Date: Nov 2012
Location: Orange County, CA

iTrader: (2)

I suggest to replace the OEM charge pipe with an aftermarket one made of metal. Evolution Racewerks makes an excellent product.