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Old 8th December 2015, 09:26 PM   #11
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Join Date: Feb 2015
Posts: 3,534
Car: E46 M3

Originally Posted by lee gray View Post
Orite chaps 1 question u mentioned a csl shut off valve where does this go and whats it for?
Thanks lee.
It goes here and replaces the std one and is needed to fit the csl airbox. Think the old one can be messed about with to fit but if you want to go back to std in the future you would want to keep the original one as it is.

Last edited by Stu78; 8th December 2015 at 09:39 PM.
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