Rear hatch area whine
#16
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Porsche didnt have one from the factory, no need to add as long as the other parts of the system are working correctly.
The tank screen should be checked and replaced and that acts as your inline filter. When you replace the screen you can also flush the tank at that time as well to get out as much residue/sediment as possible, if present.
The tank screen should be checked and replaced and that acts as your inline filter. When you replace the screen you can also flush the tank at that time as well to get out as much residue/sediment as possible, if present.