Just bought ZIC A for my next oil change (5,000 OCI muna for the 15,000km service then starting at the 20,000km mark, i'll go FS + Baldwin for a 10,000kms OCI). This is semi-synthetic, 10W-40 and it cost P768 for a 4L bottle and P 218 for a 1L bottle (i needed 5L) from a seller on Sulit.