Its interesting, because depending on the supplier, looks like Wagner may have claimed that there is no CEL to be had with these. For example:
https://topgearsolutions.com/wagner-...free-shipping/
Quote:
|
The Downpipe is a 1:1 Replacement (100% plug and play), no ECU engine management light errors will appear.
|
I wonder if that came from wagner, or if TGS took some liberties.
If the former, maybe an email to wagner to help clear things up?