







🛠️ Seal smarter, not harder — the ultimate gasket upgrade for pros
Permatex 27037 Optimum Black Gasket Maker is a premium silicone sealant engineered for professional-grade durability and flexibility. It outperforms standard Ultra Black with 15% greater strength and 60% more flexibility, ensuring long-lasting, sensor-safe seals resistant to automotive fluids and extreme temperatures from -65°F to 500°F. Includes dual nozzles for precise application.





| Material Type | Silicone |
| Color | Optimum Black |
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منذ 4 أيام
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