it depens on if your truck has local or federal emmosions package if its federal ther eare 4, upstream and down stream on both sides.other wise there are only two upstream and downstream of the catalytic converter
2 sensors
It has four oxygen sensors.
there are 2 sensors #2 and 2 sensors #1
4
four
A 2006 Hemi holds seven quarts of engine oil.
It will have two or four depending on the emissions package.
SevenSeven
340-350
16
16
The Jetta has two oxygen sensors.