Fuel filter. (in some vehicles the fuel filter is not a serviceable item)
Air filter.
Oil filter.
And possibly a cabin filter.
1
Lee oil filters are made for many vehicles.
One, under the car, inside the frame rail, in front of the drivers rear tire.
One serviceable fuel filter.
Hmm, hard to say as you did not list the car you are talking about.
Many reasons.. Could be from transmission, alternators, engine, o2 senors, filters, batteries.. List goes on..
combining many filters in a series
15 filters
Wix, Fram, AC Delco, and Motocraft all have filters for this car.
26.3 or so look at things like tire pressure air filters and such all cars verey from car to car.
Valvoline filters are made for almost every vehicle. Of course Valvoline does not make filters. The filters are made by Purolator for Valvoline and there name is placed on the filter.
Only one. If the car was previously owned, some people put aftermarket filters somewhere between the front and rear of the vehicle running down one side of the frame.