---
product_id: 294236967
title: "HKS - 50003-M40IL Spark Plug 8 EJ25 / TB48 / Focus ST/ EVO9 /"
brand: "hks"
price: "Rp2104881"
currency: IDR
in_stock: true
reviews_count: 1
category: "Hks"
url: https://www.desertcart.id/products/294236967-hks-50003-m40il-spark-plug-8-ej25-tb48-focus-st
store_origin: ID
region: Indonesia
---

# Precision ignition power Optimized combustion efficiency Universal fit for performance cars HKS - 50003-M40IL Spark Plug 8 EJ25 / TB48 / Focus ST/ EVO9 /

**Brand:** hks
**Price:** Rp2104881
**Availability:** ✅ In Stock

## Summary

> ⚡ Spark your ride with precision power!

## Quick Answers

- **What is this?** HKS - 50003-M40IL Spark Plug 8 EJ25 / TB48 / Focus ST/ EVO9 / by hks
- **How much does it cost?** Rp2104881 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/294236967-hks-50003-m40il-spark-plug-8-ej25-tb48-focus-st)

## Best For

- hks enthusiasts

## Why This Product

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

## Key Features

- • **Hygienic Packaging:** Factory-sealed to maintain pristine condition until installation
- • **Sleek & Durable Design:** Compact, robust build ensures longevity under high-stress conditions
- • **Trusted by Enthusiasts:** Top-tier choice with a 5-star rating from performance car owners
- • **Ignite Peak Performance:** Engineered for seamless ignition in EJ25, TB48, Focus ST, EVO9 engines
- • **Plug & Play Compatibility:** Direct fitment reduces installation time and boosts reliability

## Overview

The HKS 50003-M40IL Spark Plug 8 is a high-performance ignition component designed for popular engines like EJ25, TB48, Focus ST, and EVO9. Weighing just 227g with compact dimensions, it offers seamless functionality and durability, backed by a perfect 5-star user rating. Its sleek design and hygienic packaging make it a premium choice for enthusiasts seeking reliable, optimized combustion and easy installation.

## Description

HKS 50003-M40IL Spark Plug 8 EJ25 / TB48 / Focus ST/ EVO9, Seamless functionality, Packed with a host of goodness, Sleek design.

Review: Good product but slightly pricy. - Used this for my ford focus ST. Works perfectly.

## Features

- Seamless functionality
- Sleek design
- Hygienic packaging
- Unparalleled performance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B009Z6NX6S |
| Best Sellers Rank | #60,386 in Automotive ( See Top 100 in Automotive ) #314 in Automotive Performance Spark Plugs |
| Brand | HKS |
| Customer Reviews | 5.0 5.0 out of 5 stars (1) |
| Date First Available | 7 March 2024 |
| Item Weight | 227 g |
| Item model number | 50003-M40IL |
| Manufacturer Part Number | 50003-M40IL |
| Product Dimensions | 9.5 x 2.49 x 2.01 cm; 226.8 g |

## Product Details

- **Brand:** HKS
- **Core material:** Copper
- **Thread size:** 4mm
- **Top material type:** Copper
- **Vehicle service type:** Car

## Images

![HKS - 50003-M40IL Spark Plug 8 EJ25 / TB48 / Focus ST/ EVO9 / - Image 1](https://m.media-amazon.com/images/I/61ugjlAHGVL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product but slightly pricy.
*by E***N on 21 September 2022*

Used this for my ford focus ST. Works perfectly.

## Frequently Bought Together

- HKS 50003-M40IL Super Fire Racing Spark Plug (M40iL), 1 Pack
- K&N Premium Oil Filter: 20,000 Mile Engine Protection with Wrench Off Nut: Compatible with Select 1983-2022 HYUNDAI/KIA/SUBARU/HONDA Vehicle Models (See Product Description for Select Models),HP-1004

---

## 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.id/products/294236967-hks-50003-m40il-spark-plug-8-ej25-tb48-focus-st](https://www.desertcart.id/products/294236967-hks-50003-m40il-spark-plug-8-ej25-tb48-focus-st)

---

*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-05-11*