No cat tunes and secondary sensors

[88Racing]

Originally Posted by DarrenWS6

Rear O2 sensors are not turned off on catalyst emission monitoring from custom tunes are they? Is that more of a special request while ordering tune thing? Or is it possible to de-activate them from reading with the Gryphon?

Upon special request Bill can turn them off when the tunes are written......

Otherwise a person can go with sct and turn them off with the hand held programmer...