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Holts Antifreeze Coolant Review: Long-life protection for VAG engines

Holts HAFR0006B Antifreeze Coolant for Car VW-Audi-Seat-Skoda G12, G12+, G12++, G13, G12 EVO 10-year 300k mile long life protection to -30°C, Pink, 5 Litre
4.7
[Ready-to-Use Formula]  No dilution needed — pour directly for topping up or full system fill after flushing.
[High Anti-Corrosion Protection]  Protects petrol and diesel engines from corrosion; compatible with ethylene glycol based coolants.
[OAT-Compatible Formulation]  Meets OAT specifications including VAG G12/G12+/G12++/G13 and TL 774G, suitable for many vehicles.
[Long-Lasting Protection]  Provides protection up to 300,000 miles (480,000 km) or 10 years when flushed and filled.
[Trusted Heritage Brand]  Holts engineering and reliability since 1919, offering proven coolant performance and expertise.
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Automotive antifreeze designed to deliver long-life corrosion protection and freeze resistance for petrol and diesel engines. Holts Antifreeze Coolant arrives pre-mixed for straightforward top-ups and fuss-free full system fills. Is the VAG compatibility and long-life guarantee the right choice for routine maintenance?

⚡ At a Glance
  • Freeze Protection: Protects down to -30°C with OAT formulation suitable for cold climates
  • Best for: Owners of VAG vehicles requiring G12/G12+/G13 or TL 774G specification coolants
  • Not ideal for: Vehicles specifying non-OAT or alternative coolant chemistries

Pre-mixed, pink OAT antifreeze compatible with ethylene glycol based coolants. Designed to deliver long-life corrosion resistance when the cooling system is flushed and filled.


Easy top-ups and full fills – thanks to a ready-to-use formula

Pre-mixed formulation requires no dilution, so the cooling system can be topped up or filled straight from the bottle; flushing before a full fill is recommended to activate the long-life guarantee.

Quicker, tidier maintenance with no measuring or mixing. The built-in convenience suits both home DIY and workshop use.

Broad compatibility for modern engines – with OAT and ethylene glycol compatibility

Specifically recommended for VAG G12, G12+, G12++, G13, G12evo, TL 774G and G48 and stated as compatible with ethylene glycol based coolants.

Suitable for many Volkswagen Group vehicles and other cars calling for OAT formulations, reducing the risk of specification mismatch.

Long-term corrosion control – with Holts long-life guarantee

Formulated to deliver high-level anti-corrosion protection for petrol and diesel engines and backed by a stated guarantee of up to 300,000 miles or 10 years when the cooling system is flushed and filled.

Extended protection reduces the frequency of coolant change for cars maintained to the recommended procedure. That longevity helps protect head gaskets and aluminium components over many miles.

✨ The 4 Key Reasons for Holts Antifreeze Coolant
  1. Ready-to-use formula – No dilution needed, pour directly for fast top-ups
  2. Built-in spout and pre-mixed bottle – Easier, neater pouring reduces spillages
  3. G12/G13 compatibility – Matches VAG TL 774G and related specifications
  4. Compatible with ethylene glycol coolants – Works alongside other OAT-based fluids safely
📋 Technical Details at a Glance
  • Category: Automotive antifreeze coolant
  • Volume: 5 Litre
  • Colour: Pink
  • Formulation: Pre-mixed, ready-to-use
  • Technology: OAT (Organic Acid Technology) compatible
❓ Frequently Asked Questions

Q: Is the coolant ready to use or does it need dilution?

A: The coolant is pre-mixed and ready to use, with no need to dilute before topping up or filling the cooling system.

Q: Can this be used in Volkswagen Group cars requiring G12 or G13?

A: Yes, the formula is specifically recommended for VAG G12, G12+, G12++, G13, and G12evo specifications including TL 774G.

Q: How long does the protection last once fitted correctly?

A: When the cooling system is flushed and filled the stated protection is up to 300,000 miles or 10 years according to the product information.

🏆 Our Verdict

The Holts Antifreeze Coolant is well suited to owners of VAG vehicles and any driver needing an OAT-based, pre-mixed coolant for petrol or diesel engines. Ready-to-use convenience, broad G12/G13 compatibility and a long-life guarantee define its appeal. The combination of easy maintenance and an extended protection claim makes it a practical choice for planned servicing.