2001 Ford Focus ZX3 2.0l Zetec
138K miles
OUT: Castrol GTX 5w-30, Motorcraft FL-400s
IN: PYB 5w-30, Purolator PL20195
2012 Ford Focus SE 2.0l Duratec DI Ti-VCT
51127 miles on engine, 8462 miles on oil
OUT: PU 5w-20, Motorcraft FL-400s
IN: PU 5w-20, Motorcraft FL-400s
Unfortunately, this is my...