The safc neo marks the newest edition to the world famous super afc line of piggy back fuel controllers. building upon the powerful safc ii, the afc neo has taken piggy back style fuel control to a new level. the afc neo boasts an incredible 16 points of user definable fuel correction. vtec control has also been incorporated for honda/acura applications. a complete monitor mode is also available to keep the driver/tuner informed of critical engine data.