Cleaned out the garage and found these they look pretty old i am not going to use them just going to put these back on the shelf for display they feel heavier than modern stp filters. The boxes say First brand properties and under license by Champion laboratories Inc. No dates located. The big short S-0228 replaces Fram PH16.... Code on can Y030395P1 . The tall skinny S-045 replaces Fram PH3429.... Code on can Y012299Q1 . The short small S-02835 replaces fram PH3614.... Code on can W050595A2 .