General Maintenance, Troubleshooting & Accidents.
Hi all. I have a 2017 WRX that is currently running a stage 2 Cobb OTS tune with a Cobb catted J-Pipe and stock catback. I've been on this setup for a bit over two years now with no issues.
Recently I got a check engine light, and my Cobb Accessport shows the P0137 engine code. This is the low...