What is the 2012 ford focus fram oil filter number?

The FRam filter for the 2012 Ford Focus is the FRam Extra Guard Oil Filter PH3614. If You're hitting AutoZone, it's SKU number there is 188610, and usually runs about $9 there. Remember that Your Focus works best with A5W-20 viscosity synthetic oil, and You'll usually need 4.6 quarts of oil to completely fill it up after an oil change, which iAssume You're planning on doing pretty soon, if You're swapping out the filter. You'll need a 14mm socket for that, by the way, so pick one up if You don't happen to have a metric tool set.