How do I clean a charge pipe?

[Isaleus]

Bought a titanium charge pipe from a member here.

seems to have some dust in it. Tried to clean it out with a duster before realizing is has a film of oil on the inside.

what would be the best way to clean it?

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[razorlab]

brake clean, gasoline, citrus based cleaner

 

[XtremeMaC]

+ catch can?

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