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|Specification||BRB BR 637|
|Specification||BRITISH STD BS 6580|
|Specification||GER FVV Heft R443|
|Specification||KOREAN STD KSM 2142|
|Specification||MIL-Bel BT-PS-606 A|
|Specification||MIL-FR DCSEA 615/C|
|Specification||NATO STANDARD: S-759|
|Specification||UNE STD 26-361-88/1|
|Oil - manufacturer recommendation||AUDI TL-774 D = G 12|
|Oil - manufacturer recommendation||AUDI TL-774 F = G12+|
|Oil - manufacturer recommendation||CUMMINS IS|
|Oil - manufacturer recommendation||CUMMINS IS series|
|for components see parts list|
Motul Auto Cool Optimal -37°C is a ready to use long life antifreeze, coolant and anti-corrosion based on monoethylene glycol using Organic Acid Technology (OAT) additives, named Organic Tech. Free from nitrites, amines, phosphates, borates and silicates.
Strongly recommended for all cooling systems including passenger cars, heavy duty, commercial, construction and agriculture vehicles, gardening, marine and stationary engines.
Down to -37°C / -35°F.
Do not dilute or mix with non-organic products.
Note: This product was formerly known as Motul Inugel Optimal -37°C.
SHIPPING IS FREE* for orders of £75 and over
, regardless of the weight of your order.
We've tried to keep all other shipping costs as low as we can.
Carriage starts at just £0.95 (inc VAT) for small items, with our most common courier rate set at £5.99 for orders of 5kg (enough for 5 litres of oil).
We give an estimate of delivery dates as you shop and in your basket. The vast majority of items are held in stock and dispatched from our UK warehouse and we'll do all we can to get your order to you as quickly as possible.
"Great coolant and very popular, ready to go pre mixed and meets lots of manufacturers approvals. Good for track work too."
Free Shipping Over £75!
UK mainland, standard shipping*
No Leak Guarantee
We replace any shipping damages
We never like to be beaten on price