I have a vehicle which uses conventional dino SN rated oil at a 4K mile OCI .
The oil filter is a pain to get at so curious if ok to run a Fram Ultra for 2 to 3 OCI's with again each OCI not exceeding 4K miles ? Engine is older but not sludged and kept up well ...Your thoughts ?
The oil filter is a pain to get at so curious if ok to run a Fram Ultra for 2 to 3 OCI's with again each OCI not exceeding 4K miles ? Engine is older but not sludged and kept up well ...Your thoughts ?