I think that's the intake if I remember correctly. My intake went at 39K. I got it from autopartswarehouse as I indicated in your last post. The intake is a pain to do but the other seems easy. With your milage I would do both. I have some pics if you want to PM me.

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2021 X5 xDrive40i
2015 X5 xDrive35i MSport
(Traded) 2013 X5 xDrive35i