How efficient are the rear heater unit in the FJ40s?
We are doing a restomod and don't know if it's worth reinstalling it if they do not heat worth a darn?
Is there something you can do to make them more efficient?
We are doing a restomod and don't know if it's worth reinstalling it if they do not heat worth a darn?
Is there something you can do to make them more efficient?