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06/10/2021 10:47 pm
Topic starter
Scotty. What are your thoughts on the fuel additive that claims it cleans the cat's.
Thank you for all you do.
36 year mechanic.
U.S.Army veteran
1 Answer
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I understand that. What I'm asking they have a cleaner the they add to fuel just for the cat's to clean it out and it comes out of the exhaust like black water. Just curious 🤔