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- May 2nd, 2021, 11:21 am
- Forum: Series II Tuning
- Topic: Misfire on Startup
- Replies: 0
- Views: 3878
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?