---
product_id: 297898380
title: "Koyorad Koyo SK-C13 Type A Radiator Cap (Red / 1.3 Bar)"
brand: "koyorad"
price: "R1195"
currency: ZAR
in_stock: true
reviews_count: 5
category: "Koyorad"
url: https://www.desertcart.co.za/products/297898380-koyorad-koyo-sk-c13-type-a-radiator-cap-red-1
store_origin: ZA
region: South Africa
---

# Aluminum-Brass Durable Build 1.3 Bar Pressure Rating Precision Twist-On Closure Koyorad Koyo SK-C13 Type A Radiator Cap (Red / 1.3 Bar)

**Brand:** koyorad
**Price:** R1195
**Availability:** ✅ In Stock

## Summary

> 🔥 Keep your engine cool and your ride hotter with Koyorad's precision cap!

## Quick Answers

- **What is this?** Koyorad Koyo SK-C13 Type A Radiator Cap (Red / 1.3 Bar) by koyorad
- **How much does it cost?** R1195 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/297898380-koyorad-koyo-sk-c13-type-a-radiator-cap-red-1)

## Best For

- koyorad enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play Perfection:** No modifications needed—easy twist-on installation.
- • **Sleek Red Machined Finish:** Adds a bold, professional look under your hood that stands out.
- • **Premium OE-Grade Materials:** Crafted from aluminum and brass for unmatched durability under heat stress.
- • **Trusted by Pros & Enthusiasts:** 4.7-star rating with rave reviews for leak-free, reliable performance.
- • **Boost Your Engine's Cool Factor:** Fixes hot-run issues for sharper power and throttle response.

## Overview

The Koyorad Koyo SK-C13 Type A Radiator Cap is a vehicle-specific, high-quality replacement part engineered with premium aluminum and brass. Rated at 1.3 bar, it ensures optimal pressure control to prevent overheating and improve engine response. Featuring a precision twist-on closure and a striking red machined finish, this cap offers easy installation with no modifications required. Trusted by automotive professionals and enthusiasts alike, it delivers leak-free, durable performance backed by rigorous R&D and ISO 9001 certified manufacturing.

## Description

Koyo Quality begins with our selection of premium OE grade materials such as: aluminum, copper, brass, and plastics. Koyo products are not only developed and tested to be resilient to harsh outside elements, but also years of under-hood heat cycling as well.

Review: Fixes stock Hot-Run issue with WRX - The WRX stock has a radiator cap that keeps engine hotter than necessary. This is for emissions only and robs power & response. Best $40 bucks you can spend
Review: The koyo cap fits good looks great and doesn't leak - I like the way the cap looks on the red I like the fact that it doesn't leak and I would recommend it for anyone who has a Koyo radiator

## Features

- Koyo leads the radiator industry in quality, performance, fitment, and extensive list of vehicle applications
- Our quality begins with the careful testing in our R&D department, then to the manufacturing in Koyo’s privately owned ISO 9001 certified factories, and finally to our class leading packaging
- Koyo's process assures that each Koyo OE aftermarket replacement radiator arrives safely and performs perfectly in the hands of the shop and end user
- Our engineers carefully design our radiators offering a true plug and play installation: No drilling, cutting, relocating, or stretching to get our radiators to fit properly
- When you buy a Koyo radiator, you will receive a component that has been engineered to the highest standards

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B007TNIOCC |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #15,856 in Automotive ( See Top 100 in Automotive ) #18 in Automotive Radiator Caps Standard |
| Brand | Koyorad |
| Brand Name | Koyorad |
| Closure Type | Twist-On |
| Color | Red |
| Colour | Red |
| Compatible with Vehicle Type | Car, Motorcycle |
| Customer Reviews | 4.7 out of 5 stars 266 Reviews |
| Exterior Finish | Machined |
| Exterior finish | Machined |
| Global Trade Identification Number | 00847839000753 |
| Included Components | Radiator Caps |
| Item Dimensions | 12.7 x 7.6 x 5.1 centimeters |
| Item Type Name | Radiator Caps |
| Item Weight | 0.11 Pounds |
| Item dimensions L x W x H | 12.7 x 7.6 x 5.1 centimeters |
| Manufacturer | Koyo |
| Manufacturer Part Number | SK-C13 |
| Material | Aluminum Brass |
| Material Type | Aluminum Brass |
| Model Number | SK-C13 |
| Number of Items | 1 |
| Number of Packs | 1 |
| OEM Equivalent Part Number | SK-C13 |
| Part Interchange Info | SK-C13 |
| Style Name | Brass |
| UPC | 847839000753 |
| Unit Count | 1.0 Count |
| Vehicle service type | Car, Motorcycle |

## Product Details

- **Brand:** Koyorad
- **Colour:** Red
- **Exterior finish:** Machined
- **Item dimensions L x W x H:** 12.7 x 7.6 x 5.1 centimeters
- **Material:** Aluminum Brass

## Images

![Koyorad Koyo SK-C13 Type A Radiator Cap (Red / 1.3 Bar) - Image 1](https://m.media-amazon.com/images/I/71+3QYhxUML.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fixes stock Hot-Run issue with WRX
*by A***D on 9 December 2024*

The WRX stock has a radiator cap that keeps engine hotter than necessary. This is for emissions only and robs power & response. Best $40 bucks you can spend

### ⭐⭐⭐⭐⭐ The koyo cap fits good looks great and doesn't leak
*by O***S on 16 September 2021*

I like the way the cap looks on the red I like the fact that it doesn't leak and I would recommend it for anyone who has a Koyo radiator

### ⭐⭐⭐⭐⭐ $$$ but good.
*by D***S on 4 March 2026*

Fits my koyorad radiator perfectly. It's expensive but it's quality.

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**Shop now:** [https://www.desertcart.co.za/products/297898380-koyorad-koyo-sk-c13-type-a-radiator-cap-red-1](https://www.desertcart.co.za/products/297898380-koyorad-koyo-sk-c13-type-a-radiator-cap-red-1)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-02*