---
product_id: 223608921
title: "Permatex 27038 Optimum Red High Temperature Gasket Maker, 3 oz"
brand: "permatex"
price: "€ 17.05"
currency: EUR
in_stock: true
reviews_count: 11
category: "Permatex"
url: https://www.desertcart.nl/products/223608921-permatex-27038-optimum-red-high-temperature-gasket-maker-3-oz
store_origin: NL
region: Netherlands
---

# Non-toxic, low odor, non-flammable Withstands up to 750°F intermittent heat OEM specified, sensor-safe silicone formula Permatex 27038 Optimum Red High Temperature Gasket Maker, 3 oz

**Brand:** permatex
**Price:** € 17.05
**Availability:** ✅ In Stock

## Summary

> 🔥 Seal the heat, own the street!

## Quick Answers

- **What is this?** Permatex 27038 Optimum Red High Temperature Gasket Maker, 3 oz by permatex
- **How much does it cost?** € 17.05 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/223608921-permatex-27038-optimum-red-high-temperature-gasket-maker-3-oz)

## Best For

- permatex enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Application:** Perfect for headers, manifolds, slip-fit exhaust parts, and more
- • **Sensor-Safe & Low Odor:** Formulated to protect sensitive engine sensors while keeping your workspace fresh
- • **Extreme Heat Resistance:** Handles turbocharged engines and exhaust headers without cracking or shrinking
- • **Trusted by Pros & DIYers:** Top-rated gasket maker with 4.7 stars and thousands of satisfied mechanics
- • **Professional Grade Durability:** Resists aging, weathering, and thermal cycling for long-lasting seals

## Overview

Permatex 27038 Optimum Red is a premium high-temperature RTV silicone gasket maker designed for professional mechanics and serious DIYers. It withstands extreme intermittent heat up to 750°F (399°C), resists cracking and shrinking, and is sensor-safe with low odor and non-toxic properties. Ideal for exhaust headers, manifolds, and turbocharged engines, it meets OEM specs and delivers reliable, long-lasting seals.

## Description

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.

Review: Hot Stuff. - This is a very good product that I have used for years re-building motors. Every new item they introduce is always a quality item. Really good for exhaust gasket sealer especially if you have older pitted exhaust headers.
Review: Works amazing - This stuff is great. You must follow the instructions though. Don’t just apply and go.

## Features

- Maximum temperature performance
- OEM Specified, Sensor-safe, low odor, non-corrosive
- Non-flammable, non-toxic
- Can be used as a gasket maker or dressing and meets performance specs of OE silicone gaskets
- Top Job Applications: Header, manifold, slip-fit exhaust parts, turbocharge and withstands up to 750°F (399°C) intermittent

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08CRYCZ91 |
| Batteries | 1 Unknown batteries required. |
| Best Sellers Rank | #915 in Automotive ( See Top 100 in Automotive ) #4 in Gasket Sealers #96 in Oils & Fluids |
| Brand | Permatex |
| Color | Optimum Red |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,538) |
| Date First Available | June 20, 2020 |
| EU Spare Part Availability Duration | 5 Years |
| Exterior | Painted |
| Item Thickness | 0.2 Inches |
| Item Weight | 3.84 ounces |
| Item model number | 27038 |
| Manufacturer | Permatex |
| Manufacturer Part Number | 27038 |
| Material | Silicone |
| Model | Permatex Optimum Red High Temperature Gasket Maker 3.35 oz |
| Product Dimensions | 1.25 x 3.81 x 8 inches |
| UPC | 686226987631 686226270382 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Permatex
- **Color:** Optimum Red
- **EU Spare Part Availability Duration:** 5 Years
- **Item Thickness:** 0.2 Inches
- **Material:** Silicone

## Images

![Permatex 27038 Optimum Red High Temperature Gasket Maker, 3 oz - Image 1](https://m.media-amazon.com/images/I/813a9mGj4BL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Hot Stuff.
*by B***D on December 21, 2025*

This is a very good product that I have used for years re-building motors. Every new item they introduce is always a quality item. Really good for exhaust gasket sealer especially if you have older pitted exhaust headers.

### ⭐⭐⭐⭐⭐ Works amazing
*by J***K on December 19, 2025*

This stuff is great. You must follow the instructions though. Don’t just apply and go.

### ⭐⭐⭐⭐⭐ Does what it should
*by A***R on December 30, 2025*

Works Great

## Frequently Bought Together

- Permatex 27038 Optimum Red High Temperature Gasket Maker, 3 oz
- Permatex 85080 Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Flex And Oil Resistant Applications 9.5 oz
- Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker, 3 oz. Tube

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**Shop now:** [https://www.desertcart.nl/products/223608921-permatex-27038-optimum-red-high-temperature-gasket-maker-3-oz](https://www.desertcart.nl/products/223608921-permatex-27038-optimum-red-high-temperature-gasket-maker-3-oz)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-03-04*