You can find this information under the "applications" section of the related link at the bottom.
3980
An ACDelco PF47 is an original equipment oil filter for that 04 Impala 3800 engine.
Yes it will work. The 3980 is the 3387's longer equivalent used on many of the four wheel drive GM vehicles. Many people use the 3980 for its larger canister
No Such Fram Filter
fram oil filter is 3387a
Ph 3506
Fram filter number PH4967
What is the fram oil filter cross reference for onan oil filter 1220893
Astro vans with 4.3L engine
PH359A Fram Filter.
Fram oil filter # ph8a
fram ph 10968