Actually the hx and vx's are wide band. Most wide band controller run bosch sensors so the NTK (I think that is the brand) won't work. If you had an NTK based controller the hx/vx sensor will work.
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Don't bother giving me "rep", I won't return it and I think it is stupid.
Gracie Barra Clearwater
Gyms in Clearwater, St. Pete and Port Richey
pm me if you are interested in trying a free class at any of the gyms.