Permatex 27038 Optimum Red High Temperature Gasket Maker, 3 oz
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4.7
(446 reviews)
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About this product
Permatex’s NEW Optimum Red is an advanced maximum performance, max temperature RTV gasket maker. It resists aging, weathering and thermal cycling without hardening, shrinking or cracking. Premium professional gasket maker for today’s fast-paced heavy DIY’er and professional mechanics’ seeking a maximum temperature solution to withstand extreme temperatures up to 750°F (399°C) intermittent.Price History
- Best price now: $11.99 at Amazon — the lowest price we've recorded.
- Lowest recorded: $11.99 at Amazon on Sep 18, 2026
- Highest recorded: $13.25 at eBay on Sep 27, 2026
- Tracked since Aug 14, 2026 across 2 retailers (5 price checks)
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