---
product_id: 301268679
title: "ACDelco GM Original Equipment RC118 15 P.S.I. Radiator Cap"
brand: "acdelco"
price: "₨357"
currency: SCR
in_stock: true
reviews_count: 5
category: "Ac Delco"
url: https://www.desertcart.sc/products/301268679-acdelco-gm-original-equipment-rc118-15-p-s-i-radiator
store_origin: SC
region: Seychelles
---

# OEM exact fit & finish 15 P.S.I. precision pressure rating GM-backed rigorous quality testing ACDelco GM Original Equipment RC118 15 P.S.I. Radiator Cap

**Brand:** acdelco
**Price:** ₨357
**Availability:** ✅ In Stock

## Summary

> 🛠️ Lock in your engine’s cool factor with GM precision!

## Quick Answers

- **What is this?** ACDelco GM Original Equipment RC118 15 P.S.I. Radiator Cap by acdelco
- **How much does it cost?** ₨357 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/301268679-acdelco-gm-original-equipment-rc118-15-p-s-i-radiator)

## 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

- • **OEM Exact Fit:** Guaranteed perfect fit with GM Genuine Parts for hassle-free installation
- • **GM-Backed Reliability:** Tested to rigorous standards ensuring long-lasting durability
- • **Top-Ranked Radiator Cap:** Trusted by thousands, ranked #7 in automotive radiator caps
- • **Precision Pressure Control:** Maintains optimal 15 P.S.I. for peak cooling performance
- • **Lightweight Machined Design:** Compact 0.28g cap engineered for strength without bulk

## Overview

The ACDelco GM Original Equipment RC118 Radiator Cap delivers a precise 15 P.S.I. pressure rating, ensuring your vehicle’s cooling system operates at peak efficiency. Backed by GM’s rigorous testing and engineered as an OEM part, it guarantees a perfect fit and reliable performance. Lightweight and machined for durability, this radiator cap is a top-ranked choice trusted by professionals and enthusiasts alike.

## 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 | #11,339 in Automotive ( See Top 100 in Automotive ) #7 in Automotive Radiator Caps Standard |
| Brand | ACDelco |
| Customer Reviews | 4.9 4.9 out of 5 stars (167) |
| 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

![ACDelco 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.sc/products/301268679-acdelco-gm-original-equipment-rc118-15-p-s-i-radiator](https://www.desertcart.sc/products/301268679-acdelco-gm-original-equipment-rc118-15-p-s-i-radiator)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-02-06*