HIGHTEC ANTIFREEZE COOLANT AN READY-MIX is a premium coolant based on monoethylene glycol, delivered pre-mixed for immediate frost protection down to -40 C. It provides strong corrosion and frost protection for engines running mixed metals, with a nitrite-free, amine-free and phosphate-free chemistry that is kind to seals and hoses. The silicate-stabilised formula gives dependable year-round cooling performance.

Purpose and specifications

Formulated for the cooling systems of passenger cars and commercial vehicles with aluminium engines and cast iron engines. It meets ASTM D3306, ASTM 4985, BS 6580, SAE J1034 and AFNOR NF R 15-601, and carries approvals such as VW TL 774-C (G11), BMW N60069.0, MAN 324 NF, MTU MTL 5048, Opel/GM B 040 0240 and Deutz DQC CA-14.

• 5L container for a full cooling system fill or seasonal top-up
• Ready to use with no dilution required, protecting to approximately -40 C
• High corrosion and cavitation protection that keeps cooling passages clean
• Reliable heat dissipation to guard against overheating during heavy use

When to use / change?

Choose it when topping up or replacing a G11 type coolant in cars, vans or trucks. It is normally renewed every 3 to 5 years or in line with the maker's service interval. The fluid performs across an operating range of about -40 C to +120 C. Stored sealed in a cool, dry location it keeps an approximate shelf life of 5 years.

Frequently asked questions

Do I have to add water before use?
No. This is a ready-mix that should be used undiluted, as it already gives protection to roughly -40 C.

What colour is this coolant?
It is blue, matching the G11 type fluids it is designed to replace.

Is it suitable for both cars and trucks?
Yes. It carries passenger car and commercial vehicle approvals including BMW, MAN and Opel/GM.

Suitable for: Volkswagen Passat, Audi A3, BMW 3 Series, Opel Corsa, MAN trucks. Always verify the exact approval against your vehicle's owner manual before use.