Quote:
Originally Posted by abm89
About your CEL comment: if you're messing with emissions system (specifically the cats) you should expect a light - bottom line. You can clear it easily with a phone app and OBD II adapter. However, if it bothers you that much, just wait until you get an UpRev tune.
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FI exhaust pretty much guarantees no CEL and that's not after clearing a code with a scanner.
"J-Bend style O2 sensor anti fouler to ensure the CEL light STAYS OFF."