Quote:
Originally Posted by chenry
Quote:
Originally Posted by 228
Just purchased a catless downpipe. Is there anyway to not get a check engine light? I have a 2021 m340i so flashing is not an option.
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Maybe try a mini-cat - some people have used these with great success. Here is an example
http://bigdaddiesgarage.com/mini-cat-cel-fix.html |
Will have to try. Thank you for the response