Tag: ignition coils
How To Read Subaru STI Spark Plugs: What Your Engine Is...
If you own a Subaru WRX STI long enough, eventually you’ll pull a spark plug and stare at it like it’s an...
How To Service Your RB25 Ignition System
So you've got your RB25 or RB20 engine swap completed but your spark is giving you some issues. Testing your RB25 coil and ignitor...
