---
product_id: 261588855
title: "93911 LKR7AIX Iridium IX Spark Plug, Pack of 4"
brand: "ngk"
price: "€ 68.37"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/261588855-93911-lkr7aix-iridium-ix-spark-plug-pack-of-4
store_origin: FI
region: Finland
---

# 0.6mm Iridium tip for extreme ignitability High melting point Iridium alloy for heat durability Triple gasket seal prevents combustion gas leaks 93911 LKR7AIX Iridium IX Spark Plug, Pack of 4

**Brand:** ngk
**Price:** € 68.37
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** 93911 LKR7AIX Iridium IX Spark Plug, Pack of 4 by ngk
- **How much does it cost?** € 68.37 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/261588855-93911-lkr7aix-iridium-ix-spark-plug-pack-of-4)

## 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

- • **Leak-Proof Design:** Triple gasket seal and corrugated insulator ribs prevent flashover and combustion gas leakage for reliable operation.
- • **Performance-Grade Build:** Trivalent metal plating offers superior anti-seizing properties, making installation and maintenance hassle-free.
- • **Precision Ignition Power:** Laser-welded 0.6mm Iridium tip delivers a consistently stable spark for peak engine performance.
- • **Unmatched Heat Resistance:** Iridium alloy’s ultra-high melting point ensures durability under extreme thermal and electrical stress.
- • **Optimized Combustion Efficiency:** Tapered ground electrode minimizes quenching effect, boosting throttle response and fuel efficiency.

## Overview

The NGK 93911 LKR7AIX Iridium IX Spark Plug pack of 4 is engineered for performance enthusiasts seeking extreme ignitability and durability. Featuring a laser-welded 0.6mm fine Iridium tip, tapered ground electrode, and triple gasket seal, it ensures stable sparks, improved throttle response, and prevents combustion gas leaks. Its high melting point Iridium alloy withstands intense heat and electrical wear, making it ideal for modern high-performance engines.

## Description

Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response. The 0.6mm laser welded fine Iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical Quenching Effect. Longer insulator nose , the corrugated ribs on insulator prevents flashover, and a triple gasket seal eliminates combustion gas leakage. Iridium alloy has extremely high melting point, giving it high durability to heat and electrical wear, perfect for today's high-performance engines. Trivalent Metal Plating - superior anti-seizing properties.

## Features

- Designed specifically for the performance enthusiast, Iridium IX offers extreme ignitability, improved throttle response
- The 0.6mm laser welded fine Iridium tip ensures high durability and a consistently stable spark and the tapered ground electrode minimizes electrical Quenching Effect
- Longer insulator nose, the corrugated ribs on insulator prevents flashover, and a triple gasket seal eliminates combustion gas leakage. Iridium alloy has extremely high melting point, giving it high durability to heat and electrical wear, perfect for today's high-performance engines

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | NGK |
| Brand | NGK |
| Model | 93911-4PK |
| Product Dimensions | 9.4 x 2.39 x 8.43 cm; 181.44 g |
| Item model number | 93911-4PK |
| Manufacturer Part Number | 93911-4PK |
| Position | Front, Rear |
| Item Weight | 181 g |

## Product Details

- **Brand:** NGK
- **Core material:** Iridium
- **Thread size:** 12mm x 26.5mm
- **Top material type:** Metal
- **Vehicle service type:** ATV, Snowmobile, marine-personal-craft, off-road-motorcycles, street-cruiser-motorcycles, street-motor-scooters, street-sport-motorcycles, street-touring-motorcycles

## Images

![93911 LKR7AIX Iridium IX Spark Plug, Pack of 4 - Image 1](https://m.media-amazon.com/images/I/61mhf2QF-lL.jpg)

## Available Options

This product comes in different **Number of Items** options.

## Questions & Answers

**Q: What is the correct torque on these?**
A: Sorry I don't know,  but like with any spark plug,  just snug them down.   They aren't going anywhere

**Q: Are these plugs pre gaped?**
A: You must always check the gap on spark plug replacements against recommended gap for that specific plug. Even plugs that are pre-gapped can have discrepancies due to shipping and handling. 
- worked at a auto parts store for years

**Q: Will this fit perfect in my 2012 c250 coupe?**
A: Not sure but it fit perfectly in my s550 benz.

**Q: Do i have to game these? what to gap with? and what size socket is required?**
A: You do not have to gap them.  It is a 5/8 deep socket.

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**Shop now:** [https://www.desertcart.fi/products/261588855-93911-lkr7aix-iridium-ix-spark-plug-pack-of-4](https://www.desertcart.fi/products/261588855-93911-lkr7aix-iridium-ix-spark-plug-pack-of-4)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-26*