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🔥 Seal the heat, ditch the leaks – Ultra Red means business!
Permatex Ultra Red RTV Silicone Gasket Maker is a high-performance, sensor-safe sealant designed for extreme temperatures up to 650°F. Its advanced silicone formula resists oils, shop fluids, and thermal stress, making it ideal for professional-grade exhaust and engine repairs. Trusted by OEMs and backed by thousands of 5-star reviews, it delivers durable, flexible, and clean sealing power in a convenient 3 oz tube.
| ASIN | B08CRY2BJB |
| Best Sellers Rank | 87,148 in Automotive ( See Top 100 in Automotive ) 503 in Fillers, Adhesives & Sealants |
| Brand | Permatex |
| Colour | Ultra Red |
| Customer Reviews | 4.7 out of 5 stars 2,132 Reviews |
| Included Components | Ultra Red High Temperature Gasket Maker |
| Item Thickness | 0.2 Inches |
| Item Type Name | Permatex Ultra Red High Temperature Gasket Maker 3 oz |
| Item Weight | 0.21 Pounds |
| Item thickness | 0.2 Inches |
| Manufacturer | Permatex |
| Manufacturer Part Number | 81630 |
| Material | Silicone |
| Model Number | 81630 |
| UPC | 686226816306 |
| Unit Count | 1.0 count |
S**.
good quality and price
good quality and price works great for exhaust leaks
R**O
Excellent
Excellent
J**Y
Red gasket tube that actually works
Trust this tube if your shop runs hot. I grabbed it for my espresso machine and a cranky space heater in the lobby. This stuff sticks, cures fast, and doesn’t stink up the front desk. I squeezed a thin bead, bolted things back together, and went right back to customers.
M**.
Great deal.
Good quality at a fair price.
M**R
Works well…and wait the 24 hours.
This was used along with a new gasket on a small engine crankcase. We waited beyond the 24 hour cure recommended time. This sealer worked great!
Trustpilot
2 weeks ago
2 months ago