6 months
Unscrew the bolt, let it drain for an hour/over night if its late, swap the filter , screw the bolt back on, pour 1 qrt of fresh oil in, drain that out, pour in the remaining 4 qrts and I'm good to go
Seems like my auto store always has a $25 oil/filter special.. plus they take my old oil :)
Not changing my sig until Nintendo announces the Switch XL
1/12/2017