Synolex ARISO 10W-40 CK-4 is a high performance semi- synthetic  diesel engine oil formulated using high quality base oils and advanced additive technology that prevents wear, carbon residue and molecular breakdown.
This CK-4 engine oil is suitable for wide on-road and heavy-duty applications under extreme pressure and high temperatures in construction and agricultural industries.
ARISO 10W-40 CK-4 is especially effective at sustaining emission control system durability where particulate filters (DPF) and other advanced aftertreatment systems such as EGR, SCR are used.