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by jhaney1310
May 2nd, 2021, 11:21 am
Forum: Series II Tuning
Topic: Misfire on Startup
Replies: 0
Views: 3290

Misfire on Startup

I'm running the high flow cat tune on my series II. It has caused it to have a very slight misfire on startup. It goes away after 10 seconds but it's enough to throw the CEL. Any advice?