picked this up at a auction as part of a lot of parts
this unit has the mass air built in I also have 1 for speed density that has just a chevy bow tie on it.
the unit pictured has sold but i have tow more just like stated above one has filter one does not they use the same filter i can send filter with either one
you can get a new filter at pep boys as a kn element >
asksing 100 with filter 75 without.
210-912-5297
