Skip to content
SKU 1738G

CASTROL RADICOOL Si-OAT

Castrol Radicool Si -OAT is a nitrite, amine and phosphate free antifreeze coolant with added silicate for the latest vehicles requiring silicate containing OAT technology. Aqueous solutions of Castrol Radicool Si-OAT act as both antifreeze and coolant and offer excellent corrosion protection to all metal parts found in the cooling systems of internal combustion engines. Castrol Radicool Si-OAT is formally approved by MAN for use in those vehicles specifying MAN 324 Type Si -OAT coolants, including those vehicles built after Dec 2012. It is also suitable for use in older vehicles previously using MAN 324 Type NF and MAN 324 Type SNF fluids. This fluid is recommended for use in the latest VW, Audi,Seat and Skoda vehicles . It is also compatible with older VW TL774C(G11) and VW TL 774F (G12+) type fluids and can be used where VW TL 774J (G13) fluid is recommended. Castrol Radicool Si-OAT is suitable for use in Mercedes Benz heavy duty vehicles manufactured after 10/2011. It is not currently recommended for passenger vehicles.

Product Performance Claims

ASTM D3306 (I)

ASTM D4985

BS6580:2010

JASO JIS K2234

MAN 324 Type Si-OAT

MB-Approval 325.5

VW TL- 774G

Grouped product items
Product Name Qty
CASTROL RADICOOL Si-OAT (208 Litre Drum)
£1,688.92 £1,407.43

CASTROL RADICOOL Si-OAT