---
product_id: 19836839
title: "ProSeal Red RTV Silicone Hi-Temp Instant Gasket, 3 oz Tube, High-Temperature Sensor Safe Sealant, Bonds, Seals & Insulates, Replaces Cut Gaskets"
brand: "pro seal"
price: "328567₫"
currency: VND
in_stock: true
reviews_count: 3
category: "Pro Seal"
url: https://www.desertcart.vn/products/19836839-proseal-red-rtv-silicone-hi-temp-instant-gasket-3-oz
store_origin: VN
region: Vietnam
---

# ProSeal Red RTV Silicone Hi-Temp Instant Gasket, 3 oz Tube, High-Temperature Sensor Safe Sealant, Bonds, Seals & Insulates, Replaces Cut Gaskets

**Brand:** pro seal
**Price:** 328567₫
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** ProSeal Red RTV Silicone Hi-Temp Instant Gasket, 3 oz Tube, High-Temperature Sensor Safe Sealant, Bonds, Seals & Insulates, Replaces Cut Gaskets by pro seal
- **How much does it cost?** 328567₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/19836839-proseal-red-rtv-silicone-hi-temp-instant-gasket-3-oz)

## Best For

- pro seal enthusiasts

## Why This Product

- Trusted pro seal brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

ProSeal Red RTV Silicone Hi-Temp Instant Gasket delivers durable, flexible sealing for high-temperature automotive repairs. Engineered for modern vehicles and sensitive components, it withstands pressures up to 5,000 PSI while resisting oil, grease, antifreeze, and transmission fluids. Perfect for exhaust manifolds, timing chain covers, valve covers, and other high-heat applications, this hi-temp silicone forms a reliable, long-lasting seal that won’t shrink, crack, or leak under extreme temperatures and vibration. Ideal for DIY mechanics and professional automotive repairs.

Review: Works - Works
Review: Awesome Exhaust Sealer - Awesome Exhaust Sealer Very soft for a change and easy to use.. applied a bead around my zoomy headers and worked great

## Features

- HI-TEMP SILICONE GASKET: Withstands extreme heat for automotive repairs including exhaust manifolds, timing chain covers, and valve covers.
- SENSOR SAFE & VEHICLE COMPATIBLE: Formulated for all modern vehicles and safe on sensitive computer sensors and electronics.
- HIGH PRESSURE RESISTANCE: Handles up to 5,000 PSI for high-performance engines and demanding applications.
- FLEXIBLE & DURABLE SEAL: Dries tough yet flexible to prevent cracking, shrinking, or leaks over time.
- FLUID & CHEMICAL RESISTANT: Protects against oil, grease, antifreeze, brake fluid, and transmission fluids.
- VERSATILE AUTOMOTIVE USE: Ideal for gaskets, repairs, engine sealing, and other high-temperature automotive projects.
- LEAK-PROOF PERFORMANCE: Maintains a secure seal against vibration, thermal expansion, and extreme temperature fluctuations.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00TN7EF0C |
| Best Sellers Rank | #276,344 in Automotive ( See Top 100 in Automotive ) #56 in Silicone Sealers |
| Brand | Pro Seal |
| Brand Name | Pro Seal |
| Color | Red |
| Customer Reviews | 5.0 out of 5 stars 5 Reviews |
| Item Form | Oz |
| Liquid Volume | 3 Fluid Ounces |
| Manufacturer | Pro Seal |
| Material Type | Silicone |
| Model | 11720078 |
| Number of Items | 1 |
| Part Number | 80726 |
| UPC | 050291807260 |
| Unit Count | 3.0 Fluid Ounces |
| Water Resistance Level | Waterproof |

## Images

![ProSeal Red RTV Silicone Hi-Temp Instant Gasket, 3 oz Tube, High-Temperature Sensor Safe Sealant, Bonds, Seals & Insulates, Replaces Cut Gaskets - Image 1](https://m.media-amazon.com/images/I/71NVtDeXIYL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works
*by J***R on April 30, 2026*

Works

### ⭐⭐⭐⭐⭐ Awesome Exhaust Sealer
*by H***R on April 14, 2026*

Awesome Exhaust Sealer Very soft for a change and easy to use.. applied a bead around my zoomy headers and worked great

### ⭐⭐⭐⭐⭐ Good RTV.
*by H***E on April 26, 2026*

Works just fine.

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**Shop now:** [https://www.desertcart.vn/products/19836839-proseal-red-rtv-silicone-hi-temp-instant-gasket-3-oz](https://www.desertcart.vn/products/19836839-proseal-red-rtv-silicone-hi-temp-instant-gasket-3-oz)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-05-19*