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Replacing parts

Blathereen-66

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Jun 12, 2025
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I'm getting ready to pull the fuel pump on my car and wondering what parts to swap out. Should I replace the sock and filter too?
I checked a few sites like Autozone and Rockauto. but they all list different filters and the OEM one from Subaru is out of stock.

My car has been sitting for about a year while I worked on the engine and other repairs. Hoping this fix gets it running smoothly again. if you have any suggestions, i'll be more than happy to read them. thanks!
 
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Considering you're replacing the pump you should the strainer and the filter. Double check if the filter is inside the pump, some models have that. OEM is always a good choice and the second one can be Denso if available. Also, since the car has been sitting for a year you might want to empty the tank and put in fresh fuel
 
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Maybe you should swap the sock and filter cos you know fuel can get gross sitting for long. Anyway, whatever you get has to mstch your pump housing and dont settle for close enough, if you can t find OEM sometimes the dealership parts counter can cross reference to the right aftermarket one better than the websites
 
Maybe you should swap the sock and filter cos you know fuel can get gross sitting for long. Anyway, whatever you get has to mstch your pump housing and dont settle for close enough, if you can t find OEM sometimes the dealership parts counter can cross reference to the right aftermarket one better than the websites
man, I agree, I think OP absolutely, 100% needs to replace both the fuel pump sock and the main fuel filter
The sock is the first line of defense and sits right on the pump in the tank. If your car has been sitting, there's a really good chance of varnish, rust, or gunk building up in the tank, and that sock will be coated.
The main fuel filter will also be completely saturated with old fuel residue or potential contaminants. Putting a new pump in with old, potentially clogged filters is a recipe for quick failure for the new pump
 
When I finally got around to reviving my old Forester after it had been sitting for a year, I decided to skip using a sock filter, and that ended up being a mistake, my new fuel pump got clogged within just a few days. So, I had to take it apart again and made sure to do it the right way the second time around.
 
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