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|Connector Type:||Direct fit|
|Thread Size:||M18 mm|
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Q:F150 2004 fx4
A:Hi snow, good question! This Denso Oxygen Sensor - Direct Fit (Part No. 234-4401) fits the downstream position on your 2004 Ford F150 FX4, 5.4L engine.
Q:I have a Ford F150 2005 5.4 liter SX4. I am looking for the 2 rear sensors. Are these the correct ones? Do I purchase 2 each?
A:Hi CM, good question! Yes, this is the correct part for your vehicle and you will need two of this for your vehicle.
Q:DO I NEED TWO OR 4 SENSORS FOR MY TRUCK 2005 FORD F-150 4.6 LITER
A:Hi Don, there are actually 4 oxygen sensors on your 2005 FORD F-150 4.6 L. They are normally numbered something like "Bank 1 Sensor 1" Bank 1 is on the passenger side; Bank 2 is on the driver's side. Sensor 1 is the upstream sensor (near the frame, between the block and the cat) and Sensor 2 is near the Y-pipe (downstream of the cat).