K&N acquired Spectre sometime ago, but am not for sure when. Sent a technical email asking if the K&N filter cleaning kit could be used on Spectre filters and they responded no, however, I disagree. Have yet to service either Spectre cold air intake filter so can't confirm nor deny the notion.
#NEVER GIVE UP
#AUDACITY OF HOPE
"Rather not run the risk of offending anyone, so let me just go ahead and offend someone". -PONY MAN
"When you write the story of your life, don't let anyone else hold the pen". -UNKNOWN