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Keyser Manufacturing 40 Below Coolant Additive

4.64 out of 5 stars 14 Customer Reviews

Keyser Manufacturing 40 Below coolant additive is designed to reduce coolant temperatures by up to 40 degrees F. It can stop your radiator from overheating and is ideal for racing or other high performance engines. The additive maintains coolant temperature between 180-210 degrees F when one 30 oz. can is added to a mixture of 80 percent distilled water/20 percent ethylene glycol (antifreeze).

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Keyser Manufacturing 40 Below Coolant Additive 530 4032

Radiator Treatment, Coolant Additive, 40 Below, 32 oz., Each

Part Number: KYS-530-4032

4.64 out of 5 stars ( 14 )

Cannot be shipped Internationally if shipped by air

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Cannot be shipped Internationally if shipped by air

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