I cleaned mine and they all came out good but a few still leaked. Used an entire can of carb cleaner and soaked them in it, then pulsed them on with a REMOTE power source (plugged in, switch was remote to avoid sparking at the injector). Got a lot of gunk out of the screens in them.

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Current:
2021 Charger Scat Pack Widebody "Sinabee"
2018 Durango R/T

Previous:
1972 280SE 4.5
2014 Jeep Grand Cherokee Limited "Hefe", 1992 Jeep Cherokee Laredo "Jeepy", 2006 Charger R/T "Hemi"
1999 Chrysler 300M - RIP @ 221k