I bought some foam filter material and cut 4 spares. I just replace it, clean the old one as described here and keep it for the next time.
2011 351RLTS Eagle, Mor/Ryde suspension & pin box
06 F350 Lariat PSD, SRW, LB, CC, EGR delete kit, 16K DrawTite hitch, Timbrens, TST TPMS
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