---
product_id: 301268679
title: "GM Original Equipment RC118 15 P.S.I. Radiator Cap"
brand: "acdelco"
price: "฿1136"
currency: THB
in_stock: true
reviews_count: 5
category: "Ac Delco"
url: https://www.desertcart.co.th/products/301268679-gm-original-equipment-rc118-15-p-s-i-radiator-cap
store_origin: TH
region: Thailand
---

# GM Genuine OEM quality assurance 15 P.S.I. precision pressure rating Rigorous durability testing GM Original Equipment RC118 15 P.S.I. Radiator Cap

**Brand:** acdelco
**Price:** ฿1136
**Availability:** ✅ In Stock

## Summary

> 🛠️ Lock in your ride’s cool confidence with GM’s trusted radiator cap!

## Quick Answers

- **What is this?** GM Original Equipment RC118 15 P.S.I. Radiator Cap by acdelco
- **How much does it cost?** ฿1136 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/301268679-gm-original-equipment-rc118-15-p-s-i-radiator-cap)

## Best For

- acdelco enthusiasts

## Why This Product

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

## Key Features

- • **Top-Ranked Choice:** Ranked #10 in Automotive Radiator Caps for proven popularity
- • **Lightweight & Compact:** Sleek 0.28g design fits seamlessly without added bulk
- • **Genuine GM Reliability:** Backed by GM for trusted, long-lasting vehicle protection
- • **Precision Pressure Control:** Maintains optimal 15 P.S.I. for peak cooling performance
- • **State-of-the-Art Engineering:** Machined exterior ensures perfect fit and durability

## Overview

The ACDelco GM Original Equipment RC118 Radiator Cap delivers precise 15 P.S.I. pressure control, engineered with GM’s genuine OEM standards and rigorously tested for durability. Lightweight and machined for a perfect fit, it’s a top-ranked choice trusted by professionals to keep your vehicle running cool and reliable.

## Description

CERTAINTY STARTS HERE - ACDelco maintenance and repair parts are tested to rigorous standards and backed by GM so you and your vehicle can go the distance.

Review: Exactly what it should be.
Review: Great! Needed 15psi instead of what came on the repop expansion tank- works great!

## Features

- Leading Manufacturer Of High-Quality Products
- International Renown For Our Diverse Range Of Award-Winning Products
- Fully Equipped With State-Of-The-Art Technology

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B010GJMKYI |
| Best Sellers Rank | #13,281 in Automotive ( See Top 100 in Automotive ) #10 in Automotive Radiator Caps Standard |
| Brand | ACDelco |
| Customer Reviews | 4.8 4.8 out of 5 stars (171) |
| Date First Available | 1 January 2024 |
| Exterior | Machined |
| Item Weight | 0.28 g |
| Item model number | RC118 |
| Manufacturer | GM GENUINE PARTS |
| Manufacturer Part Number | 13502354 |
| Model | Cap Asm-Rad Fil |
| OEM Part Number | 13502354 |
| Product Dimensions | 7.87 x 7.62 x 4.06 cm; 0.28 g |

## Product Details

- **Brand:** ACDelco
- **Colour:** Black
- **Exterior finish:** Machined
- **Item dimensions L x W x H:** 7.9 x 7.6 x 4.1 centimeters
- **Material:** Alloy Steel

## Images

![GM Original Equipment RC118 15 P.S.I. Radiator Cap - Image 1](https://m.media-amazon.com/images/I/61I5aNo3lJL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by R***N on 29 January 2026*

Exactly what it should be.

### ⭐⭐⭐⭐⭐ Review
*by C***C on 11 November 2025*

Great! Needed 15psi instead of what came on the repop expansion tank- works great!

### ⭐⭐⭐⭐⭐ Review
*by P***A on 17 January 2026*

Perfect fit for my 2015 Chevy Silverado 1500 with 5.3 V8. I replaced the cap because the plastic over flow resovoir tank was leaking so I had to replace the tank. The new OEM tank did not include the cap so I figured I would replace thecap with an OEM cap too.

## Frequently Bought Together

- ACDelco GM Original Equipment RC118 15 P.S.I. Radiator Cap
- ACDelco GM Genuine Parts 15-11125 Water Pump Outlet Assembly with Thermostat
- ACDelco Gold 213-4514 (19236568) Engine Coolant Temperature Sensor

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**Shop now:** [https://www.desertcart.co.th/products/301268679-gm-original-equipment-rc118-15-p-s-i-radiator-cap](https://www.desertcart.co.th/products/301268679-gm-original-equipment-rc118-15-p-s-i-radiator-cap)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-02-22*