Pros

  • โ€ขExcellent quality and performs effectively as expected.
  • โ€ขComes priluted at a 50-50 ratio, so no need to buy distilled water separately.
  • โ€ขIdeal for its intended use in North American vehicles.

Cons

  • โ€ขMisrepresented as HOAT antifreeze when it is actually OAT, which may not suit those specifically needing HOAT.
  • โ€ขAntifreeze prices have seen a considerable increase recently.
  • โ€ขSome users find the cost to be too high for what is offered.

Bottom Line

If youโ€™re looking for the *right* antifreeze for your North American vehicle, and can handle the *current* price trend, the PEAK OET Extended Life Orange 50/50 Prediluted Antifreeze/Coolant delivers excellent quality and effective performance. However, make sure you're not in need of a HOAT formula, as this product is actually OAT.

Lowest at Amazon
$18.95 at Amazon
Lowest at any Popular Retailer
$10.64 at Walmart

Where to Buy

Prices last updated: August 1st 2025 7:16 pm
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