---
product_id: 457717869
title: "CR9EIX - Iridium IX Spark Plug - 4-Pack/-"
brand: "ngk"
price: "RM330"
currency: MYR
in_stock: true
reviews_count: 5
category: "Ngk"
url: https://www.desertcart.com.my/products/457717869-cr9eix-iridium-ix-spark-plug-4-pack
store_origin: MY
region: Malaysia
---

# 4-pack value bundle Iridium core for max ignition Direct vehicle-specific fit CR9EIX - Iridium IX Spark Plug - 4-Pack/-

**Brand:** ngk
**Price:** RM330
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with NGK Iridium IX – where power meets precision!

## Quick Answers

- **What is this?** CR9EIX - Iridium IX Spark Plug - 4-Pack/- by ngk
- **How much does it cost?** RM330 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/457717869-cr9eix-iridium-ix-spark-plug-4-pack)

## Best For

- ngk enthusiasts

## Why This Product

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

## Key Features

- • **Value-Packed Quad Set:** Get four genuine NGK spark plugs in one package, maximizing performance and savings.
- • **Trusted Brand Excellence:** Join thousands of satisfied drivers with a 4.8-star rating and proven reliability.
- • **Plug-and-Play Installation:** Includes original packaging and hardware for hassle-free, professional-grade setup.
- • **Precision Iridium Ignition:** Experience superior spark efficiency with NGK's ultra-durable iridium core.
- • **Tailored Vehicle Compatibility:** Seamless direct replacement designed to fit your car perfectly—no guesswork needed.

## Overview

The NGK CR9EIX Iridium IX Spark Plug 4-pack offers vehicle-specific, high-performance ignition with a durable iridium core. Engineered for optimal spark efficiency and longevity, this genuine NGK product ensures reliable starts and enhanced engine response. Backed by a 4.8-star rating and trusted by automotive professionals, it’s the smart upgrade for millennial drivers seeking both value and peak performance.

## Description

Genuine 4 pack NGK Iridium IX 3521 Spark Plug

Review: Value
Review: Decent price

## Features

- 4 pack NGK Iridium IX 3521 Spark Plug
- Genuine NGK Parts
- Includes original packaging and hardware
- Direct replacement auto parts
- Confirm vehicle fitment with desertcart Confirmed Fit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004SKYAWM |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #8,357 in Automotive ( See Top 100 in Automotive ) #34 in Automotive Performance Spark Plugs |
| Brand | NGK |
| Brand Name | NGK |
| Compatible with Vehicle Type | Car |
| Core Material | Iridium |
| Core material | Iridium |
| Customer Reviews | 4.8 out of 5 stars 462 Reviews |
| Included Components | 3521 |
| Item Weight | 127 g |
| Manufacturer | NGK |
| Manufacturer Part Number | CR9EIX |
| Thread Size | 10mm |
| Thread size | 10mm |
| Top Material Type | Iridium |
| Top material type | Iridium |
| Vehicle service type | Car |

## Product Details

- **Brand:** NGK
- **Core material:** Iridium
- **Thread size:** 10mm
- **Top material type:** Iridium
- **Vehicle service type:** Car

## Images

![CR9EIX - Iridium IX Spark Plug - 4-Pack/- - Image 1](https://m.media-amazon.com/images/I/61wBxBvQUhL.jpg)

## Questions & Answers

**Q: Are these ngk 3521 cr9eix iridium ix spark plugs?**
A: These are correct and they perform flawlessly! Ron

**Q: Will these fit a 2019 polaris rzr turbo s**
A: To be safe: check with dealer or a cross reference app to be sure. Ron

**Q: Will this work on my Harley Davidson 2018 street glide special?**
A: I have a 2017 Road King with the Milwaukee 8 and this is the one it calls for.

**Q: Are these the right iridium plugs for an Indian scout 60?**
A: NGK has multiple grades of plugs that may fit your engine.  
It is recommended to go to NGK site at
https://ngksparkplugs.com/en/part-finder to verify the applications that will fit your engine.
This site will show you all of the available plugs to fit your engine and will also show you which grade plug is recommended for the best performance of your specific engine.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Value
*by S***T on 23 August 2024*



### ⭐⭐⭐⭐⭐ Decent price
*by R***R on 30 November 2025*



### ⭐⭐⭐⭐⭐ Good
*by D***. on 2 December 2025*



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**Shop now:** [https://www.desertcart.com.my/products/457717869-cr9eix-iridium-ix-spark-plug-4-pack](https://www.desertcart.com.my/products/457717869-cr9eix-iridium-ix-spark-plug-4-pack)

---

*Product available on Desertcart Malaysia*
*Store origin: MY*
*Last updated: 2026-02-04*