What is this Audi TT 2001 part?

I am curious to know what this Audi TT 2001 part is. I can’t find it on the internet.

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1 Answer

  • 4 months ago

    Can't tell what it actually is but it's mounted on the emission charcoal canister.

    Why you messing with it?

    Source(s): Mitsubishi Master Tech
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