---
product_id: 100598668
title: "Bosch Iridium 0242145573, 1 Spark Plug - for a Reliable Gasoline Engine Start and Long Service Life - with Robust Design"
brand: "bosch"
price: "KSh5819"
currency: KES
in_stock: true
reviews_count: 8
category: "Bosch"
url: https://www.desertcart.co.ke/products/100598668-bosch-iridium-0242145573-1-spark-plug-for-a-reliable-gasoline
store_origin: KE
region: Kenya
---

# Iridium core for superior ignition Factory-pre-set gap, no adjustment needed Nickel-plated anti-corrosion housing Bosch Iridium 0242145573, 1 Spark Plug - for a Reliable Gasoline Engine Start and Long Service Life - with Robust Design

**Brand:** bosch
**Price:** KSh5819
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with Bosch’s precision spark—because every millisecond counts!

## Quick Answers

- **What is this?** Bosch Iridium 0242145573, 1 Spark Plug - for a Reliable Gasoline Engine Start and Long Service Life - with Robust Design by bosch
- **How much does it cost?** KSh5819 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/100598668-bosch-iridium-0242145573-1-spark-plug-for-a-reliable-gasoline)

## Best For

- bosch enthusiasts

## Why This Product

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

## Key Features

- • **Enduring Durability:** Laser-welded precious metal pin and special ceramic insulator deliver exceptional wear resistance and longevity.
- • **Plug & Play Installation:** Factory-set electrode gap means zero hassle—just install and drive.
- • **Precision Ignition Power:** Iridium center electrode ensures faster, more reliable sparks for peak engine performance.
- • **Corrosion-Resistant Build:** Nickel-plated shell and rolled threads protect against seizing and corrosion, keeping your engine safe.
- • **Engineered for Excellence:** Developed with Bosch’s motorsport tech, trusted by OEMs worldwide for consistent fuel efficiency and power.

## Overview

The Bosch AR5SII3320S spark plug features a premium iridium core and factory-set electrode gap for effortless installation and superior ignition. Engineered with advanced ceramic insulation and a nickel-plated anti-corrosion housing, it offers exceptional durability and wear resistance. Trusted by leading automakers and backed by over a century of Bosch innovation, this spark plug optimizes combustion efficiency, enhances engine performance, and ensures long-lasting reliability tailored to your vehicle’s specifications.

## Description

From the manufacturer Bosch Spark Plug Bosch - Invented for life Bosch offers one of the world's largest ranges of spare parts for vehicle repair. The focus thereby is on high quality and a long product life. This helps to keep people mobile all over the world. For more than 130 years, Bosch has pursued the goal of offering intelligent and reliable solutions to make life a little bit easier every day. Fuel consumption and engine performance are also dependent on spark plugs. Many leading automobile manufacturers therefore rely on the development competencies of Bosch for original equipment. Innovations from motor sports also flow into the spark plug production of series-produced passenger cars - sometimes in a modified form. As a pioneer in the field of ignition, Bosch has comprehensive know-how and offers a wide range of products for automobiles. 1.Tapered ground electrode Improves combustion 2-Large copper core enables an improved heat transfer 3-Special ceramic material with high dielectric and mechanical strenght 4-Specific insulator design to prevent flashovers 5-Nickel-plated shell with rolled thrads provides complete anti-seize and corrosion protection 6-Fine center electrode design improves ignitability and provides longer service life 7-Laser welded precious metal pin on the center electrode provides higher wear resistance 8-Different electrode materials for different fuel applications (e.g. Ethanol) 9-Orientated ground electrode enables the right spark position and better ignitability Workshop tip - INSTALLATION 1. Unbox the new spark plug 2. Do not lubricate the thread. Screw in the spark plug by hand until it is seated at the cylinder head. 3. Then the spark plug must be tightened and the mandatory, type-specific torque, e.g 23 Nm. Bosch - Trusted in the world's most advanced engines - Since 1902, Bosch has set milestones in spark plug technology with innovative, performance-proven products trusted by original equipment manufacturers worldwide - Production takes place in sophisticated manufacturing facilities, where Bosch quality control standards assure that every plug bearing Bosch name earns it.

Review: Excellent quality - If you are looking for high quality at lower cost you are at the right place
Review: Good fit - These Bosh iridium spark plugs fit and work perfectly in my 2014 Ford Fiesta with the Zetec engine.

## Features

- Bosch premium spark plug: manufactured in Europe from one of the leading global automotive suppliers
- First-class spark plug technology: based on original equipment and engineered to the specific requirements of the engine
- Plugs easy to replace: factory-pre-set electrode gap, no adjustment necessary; Bosch advices not to lubricate the thread, Requested tightening torque or angle see on package
- Excellent wear resistance: precious metal alloy at center and ground electrode
- High Robustness: special ceramic material with high dielectric and mechanical strength; high gas tightness due to hot shrink assembly
- Corrosion protection: outstanding engine protection due to anti-seize nickel-plated housing and thread
- High durability: service life according to vehicle manufacturers requirement
- Please use the vehicle identification to confirm compatibility with your vehicle, All restrictions must be observed
- Please note that the specified OE reference numbers do not constitute an exhaustive list, Use the parts search tools at the top of this page to find out the correct spark plug for your vehicle

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07FBY8CXM |
| Best Sellers Rank | 45,379 in Automotive ( See Top 100 in Automotive ) 202 in Car Spark Plugs |
| Brand | Bosch |
| Brand Name | Bosch |
| Compatible with Vehicle Type | Vehicle specific |
| Core Material | Iridium |
| Core material | Iridium |
| Customer Reviews | 4.8 out of 5 stars 219 Reviews |
| Gap Size | 0.7 Millimeters |
| Global Trade Identification Number | 04047025956888 |
| Included Components | spark plugs |
| Item Type Name | spark plugs |
| Item Weight | 32 g |
| Manufacturer | Bosch |
| Manufacturer Part Number | 0242145573 |
| Thread Size | M14 x 1.25 mm |
| Thread size | M14 x 1.25 mm |
| Top Material Type | Ceramic |
| Top material type | Ceramic |
| Unit Count | 1.0 count |
| Vehicle service type | Vehicle specific |

## Product Details

- **Brand:** Bosch
- **Core material:** Iridium
- **Thread size:** M14 x 1.25 mm
- **Top material type:** Ceramic
- **Vehicle service type:** Vehicle specific

## Images

![Bosch Iridium 0242145573, 1 Spark Plug - for a Reliable Gasoline Engine Start and Long Service Life - with Robust Design - Image 1](https://m.media-amazon.com/images/I/71DhADLMrML.jpg)

## Questions & Answers

**Q: Is it sold in 3 pieces or do I have to buy 3 individuals? As some items are sold like 3-4 or as required in a pack**
A: Only buy as many as you need, most are priced individually, unless described as a pack

**Q: is this for 3 plugs**
A: Yes it is my car is 3 cylinder turbo boost, the plugs are very good and cheaper than auto shops.

**Q: What size of spark plug socket required for this plug**
A: 14mm is required,

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent quality
*by J***E on 15 March 2025*

If you are looking for high quality at lower cost you are at the right place

### ⭐⭐⭐⭐⭐ Good fit
*by B***B on 28 October 2024*

These Bosh iridium spark plugs fit and work perfectly in my 2014 Ford Fiesta with the Zetec engine.

### ⭐⭐⭐⭐⭐ Spark plug
*by R***K on 21 December 2025*

Very good plugs

## Frequently Bought Together

- Bosch AR5SII3320S - Spark Plugs Double Iridium - 1 piece
- Bosch S0135 - Air Filter Car

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**Shop now:** [https://www.desertcart.co.ke/products/100598668-bosch-iridium-0242145573-1-spark-plug-for-a-reliable-gasoline](https://www.desertcart.co.ke/products/100598668-bosch-iridium-0242145573-1-spark-plug-for-a-reliable-gasoline)

---

*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-03-01*