4.0 LITER. Engine Oil Filler Cap Gasket. Engine Oil Filler Cap O-Ring. Exc.Japan Built. Exc.Japan Built Part. From 08/2004. Japan Built. Part included in Cap assembly. To 01/2008. To 02/2005. To 04/2015. To 05/2015. To 08/2004. seal. Engine Oil O - Ring. Included with: Filler Cap.