---
product_id: 420886073
title: "ACDelco 12620318 GM Original Equipment Engine Coolant Thermostat Housing Gasket"
brand: "gm genuine parts"
price: "฿2187"
currency: THB
in_stock: true
reviews_count: 4
category: "Gm Genuine Parts"
url: https://www.desertcart.co.th/products/420886073-acdelco-12620318-gm-original-equipment-engine-coolant-thermostat-housing-gasket
store_origin: TH
region: Thailand
---

# Engine leak prevention Precision GM OE fit Made in USA quality ACDelco 12620318 GM Original Equipment Engine Coolant Thermostat Housing Gasket

**Brand:** gm genuine parts
**Price:** ฿2187
**Availability:** ✅ In Stock

## Summary

> 🛡️ Keep your engine cool with GM precision – don’t let leaks slow you down!

## Quick Answers

- **What is this?** ACDelco 12620318 GM Original Equipment Engine Coolant Thermostat Housing Gasket by gm genuine parts
- **How much does it cost?** ฿2187 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/420886073-acdelco-12620318-gm-original-equipment-engine-coolant-thermostat-housing-gasket)

## Best For

- gm genuine parts enthusiasts

## Why This Product

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

## Key Features

- • **Trusted by Pros:** Rated 4.7/5 by users who demand dependable, long-lasting engine care.
- • **Lightweight & Compact:** At just 4.54g and 9 cubic inches, it’s a powerhouse without bulk.
- • **GM-Approved Reliability:** Official GM replacement part ensuring factory-level durability and performance.
- • **Precision Fit Guaranteed:** Manufactured to exact GM OE specs for flawless installation and optimal function.
- • **Seamless Seal, Zero Leaks:** Engineered to perfectly seal thermostat housing gaps, preventing costly coolant leaks.

## Overview

The ACDelco 12620318 thermostat housing gasket is a GM Genuine OE replacement part designed to seal the thermostat housing to the engine, preventing coolant leaks. Made in the USA to exact GM specifications, it offers reliable, durable performance trusted by professionals and rated highly by users.

## Description

THERMOSTAT GASKET

Review: Sealed new thermostat perfectly
Review: GM Genuine part shipped quickly. Thanks!

## Features

- Seals the gap between the exterior of the thermostat housing and the exterior of the engine to help prevent leakage
- GM-recommended replacement part for your GM vehicle's original factory component
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B010GJ8GZA |
| Assembly Required | No |
| Brand | GM GENUINE PARTS |
| Country of Origin | USA |
| Customer Reviews | 4.7 4.7 out of 5 stars (16) |
| Date First Available | 20 October 2016 |
| Item Weight | 4.54 g |
| Item model number | 12620318 |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 12620318 |
| Net Quantity | 1.0 Count |
| OEM Part Number | 12620318 |
| Package Dimensions | 7.62 x 7.62 x 0.63 cm; 4.54 g |
| Volume | 9 Cubic Inches |

## Product Details

- **Brand:** GM GENUINE PARTS
- **Global Trade Identification Number:** 00808709067009
- **Manufacturer:** ACDelco
- **Net Quantity:** 1.0 Count
- **UPC:** 808709067009

## Images

![ACDelco 12620318 GM Original Equipment Engine Coolant Thermostat Housing Gasket - Image 1](https://m.media-amazon.com/images/I/51SZPT8yLbL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by P***K on 23 December 2025*

Sealed new thermostat perfectly

### ⭐⭐⭐⭐⭐ Review
*by S***E on 31 March 2025*

GM Genuine part shipped quickly. Thanks!

### ⭐⭐⭐⭐⭐ Review
*by T***L on 10 December 2024*

This should be used as advised by GM.

## Frequently Bought Together

- GM 12620318 Engine Coolant Thermostat Housing Gasket
- ACDelco GM Genuine Parts 15-11125 Water Pump Outlet Assembly with Thermostat
- ACDelco GM Original Equipment 213-4333 Engine Coolant Temperature Sensor

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.th/products/420886073-acdelco-12620318-gm-original-equipment-engine-coolant-thermostat-housing-gasket](https://www.desertcart.co.th/products/420886073-acdelco-12620318-gm-original-equipment-engine-coolant-thermostat-housing-gasket)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-27*