I would like to just say thanks to all the staff at Dobeck Performance for their help on the AFR+. The AFR+ is the easiest thing to tune and it allowed me to make peak horsepower on my vehicle. Thank you.....View More
SYSTEM INFO:
The AFR+ brings together two technologies within one system to make it the most powerful, user-friendly tuning device on the market. AFR+ combines an EFI controller with a wideband O2 sensor and AFR gauge to provide a user instant fuel trimming ability and feedback about their vehicle's state of tune.....Learn More about the AFR+
3/1/2015 - All Harley AFR+ controllers ship by default with the FIXED AFR (TRIM) code. Green/Blue mode is the Closed Loop Switch Point to engage auto-tune.
NOTE: Some exhaust systems CAN NOT be run in closed loop operation because of their design which creates reversion.