General Maintenance, Troubleshooting & Accidents.
Recently tuned my 2015 WRX 93 octane custom tuned by a good pro tuner about a month and a half ago. Today I noticed my DAM had dropped to .750 and I had a FNL of -7.38/.35. I lightly drove it to see if I could get it back up and managed to get the DAM to .835 and the FNL down to -5.63/.35. I had...