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      09-23-2014, 05:29 PM   #97
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Drives: '16 F87 M2
Join Date: Jun 2013
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Quote:
Originally Posted by TwinTurboed View Post
For everyone replacing the bushings or inserts, I really recommend replacing the subframe bolts (PN: 33 32 6 760 340). They are aluminum and no one stated that they are stretch bolts, but when you torque the new ones, you can feel them stretch.

I thought the inserts firmness deteriorated overtime, but it was actually the subframe torx bolts. After I replaced them with the new ones, the rear is tight again.
That must be it. Don't know why I didn't think of it. Are all 4 bolts the same part number?

Thanks for posting this!
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