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      05-31-2017, 05:08 AM   #2
_des_
Private First Class
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Drives: 2011 550i
Join Date: Feb 2017
Location: Alabama

iTrader: (1)

For those that are interested.
The intercooler side is just below a 2.5". Closer to a 2.25" but a 2.5" coupler with a clamp will seal.
On the turbo charger side its 1.75"
Im still going to play around with the idea of changing it out. We will see.
Appreciate 0