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🛠️ Keep your engine cool and your business hotter—Zerex Extended Life means no downtime, just uptime.
Zerex Extended Life Red Heavy Duty Concentrate Antifreeze/Coolant is engineered for heavy-duty diesel and gasoline engines, delivering up to 3 years or 300,000 miles of protection. Featuring Organic Acid Technology and meeting rigorous ASTM and manufacturer specs, it prevents corrosion, cavitation, and scale buildup, ensuring peak engine performance and longevity in demanding conditions.










| ASIN | B0033QVL9C |
| Best Sellers Rank | #22,337 in Automotive ( See Top 100 in Automotive ) #63 in Antifreezes & Coolants |
| Brand | Zerex |
| Customer Reviews | 4.7 4.7 out of 5 stars (261) |
| Date First Available | January 11, 2010 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 9.72 pounds |
| Item model number | ZXED1 |
| Manufacturer | Valvoline |
| Manufacturer Part Number | ZXED1 |
| Model | Extended Life |
| Product Dimensions | 7.38 x 3.83 x 12 inches |
| Special Features | ORGANIC ACID TECHNOLOGY RESISTS CORROSION, SCALE AND RUST to protect diesel engines and ensure your antifreeze flows and functions properly. |
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