Originally Posted by
welldonecj7
I'm looking into getting a ngk afx or one of the new ones from Ballenger or dynocom. Is there any difference in the older model ngk afx and more recent ones, I'm looking at a used one that has a transparent red color case. I understand the sensor may be bosch vs newer ntk (any way to visually differentiate between the two?) Other then sensor and case is there any updates/and advantage to the newer widebands?
Between the Dynocom and Ballenger is there a reason to go with one vs the other?