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      04-16-2013, 09:30 PM   #15
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Originally Posted by dsbj View Post
Why is that?

BTW, I just smog'ed my 2007 and no one said anything about the DCI's.
I really don't know but it states it on the front pages of the installation instructions & on Injen's website. Something about they're considered to be LEV2, SULEV with engine test groups #'s 7bmxv03.0n51 & 8bmxv03.0n51
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