I just got my 1969 GTX it has been all rotisserie restored to almost original but the finish is better then new. It is a 1969 GTX 440 375 hp automatic car with a dana rear end and factory ac but updated for the newer refrigerant . Center counsel with bucket seats. hope to find some info hear as far as what air cleaner would have come original on this car duel snorkel or un silenced i have no way of knowing hope some one hear can help Glade to be hear i n advanced.