Thread: 550 with catless down pipes
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      07-31-2019, 08:05 PM   #4
NasN55
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Drives: E70 X5
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Originally Posted by Hilly View Post
Quote:
Originally Posted by spyroz View Post
it's very loud and you can smell gas...plus get ready for CEL...
there is no way around the CEL is there?
Bootmod3 tune can eliminate the CEL due to catless DPs.
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