---
product_id: 660092425
title: "GM Parts ACDelco 12620318 Original Equipment Engine Coolant Thermostat Housing Gasket"
brand: "gm genuine parts"
price: "€ 12.80"
currency: EUR
in_stock: true
reviews_count: 5
url: https://www.desertcart.gr/products/660092425-gm-parts-acdelco-12620318-original-equipment-engine-coolant-thermostat-housing
store_origin: GR
region: Greece
---

# Precision GM OE fit Durable engine-grade material Leak-proof seal GM Parts ACDelco 12620318 Original Equipment Engine Coolant Thermostat Housing Gasket

**Brand:** gm genuine parts
**Price:** € 12.80
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal the deal with GM precision – don’t let leaks slow you down!

## Quick Answers

- **What is this?** GM Parts ACDelco 12620318 Original Equipment Engine Coolant Thermostat Housing Gasket by gm genuine parts
- **How much does it cost?** € 12.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/660092425-gm-parts-acdelco-12620318-original-equipment-engine-coolant-thermostat-housing)

## 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

- • **Leak-Resistant Seal:** Seals thermostat housing to engine, preventing costly coolant leaks.
- • **Trusted OEM Quality:** Manufactured by ACDelco to meet GM’s rigorous durability standards.
- • **Lightweight & Compact:** Only 4.54g with minimal footprint for seamless installation.
- • **Highly Rated Reliability:** 4.6-star customer approval confirms dependable performance.
- • **Engineered for Perfect Fit:** GM OE spec ensures flawless compatibility with your GM vehicle.

## Overview

The GM ACDelco 12620318 Engine Coolant Thermostat Housing Gasket is a genuine OEM replacement part designed to provide a perfect seal between the thermostat housing and engine block. Manufactured to GM’s exact specifications, it guarantees durability, leak prevention, and reliable performance, ensuring your vehicle runs smoothly with factory-grade quality.

## Description

An ACDelco GM Original Equipment Engine Coolant Thermostat Housing Gasket is a GM-recommended replacement for your vehicle’s original component. It seals the gap between the exterior of the thermostat housing and the exterior of the engine. This original equipment engine coolant thermostat housing gasket has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Review: Work great
Review: Sealed new thermostat perfectly

## 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 |
| Brand | GM GENUINE PARTS |
| Customer Reviews | 4.6 4.6 out of 5 stars (18) |
| Date First Available | 20 October 2016 |
| Item Weight | 4.54 g |
| Item model number | 12620318 |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 12620318 |
| Model | 12620318 |
| OEM Part Number | 12620318 |
| Package Dimensions | 7.62 x 7.62 x 0.63 cm; 4.54 g |

## Product Details

- **Brand:** GM GENUINE PARTS
- **Global Trade Identification Number:** 00808709067009
- **Manufacturer:** ACDelco
- **UPC:** 808709067009
- **Unit count:** 1 Count

## Images

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by R***R on 19 January 2026*

Work great

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

Sealed new thermostat perfectly

### ⭐⭐⭐ Review
*by D***S on 18 January 2026*

Didn't even use it. The thermostat came with one even though it wasn't listed in the, "what's in the box" it's a seal, I'm sure it does its job. Can say it was the correct part.

## 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.gr/products/660092425-gm-parts-acdelco-12620318-original-equipment-engine-coolant-thermostat-housing](https://www.desertcart.gr/products/660092425-gm-parts-acdelco-12620318-original-equipment-engine-coolant-thermostat-housing)

---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-02-25*