---
product_id: 253425689
title: "Bosch FR78X (N50) - Spark Plugs Super 4 - Set of 4"
brand: "bosch"
price: "€ 59.19"
currency: EUR
in_stock: true
reviews_count: 2
url: https://www.desertcart.fi/products/253425689-bosch-fr78x-n50-spark-plugs-super-4-set-of-4
store_origin: FI
region: Finland
---

# High ignition efficiency Advanced surface air-gap tech Durable alloy steel core Bosch FR78X (N50) - Spark Plugs Super 4 - Set of 4

**Brand:** bosch
**Price:** € 59.19
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with Bosch Super 4 – where performance meets precision!

## Quick Answers

- **What is this?** Bosch FR78X (N50) - Spark Plugs Super 4 - Set of 4 by bosch
- **How much does it cost?** € 59.19 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/253425689-bosch-fr78x-n50-spark-plugs-super-4-set-of-4)

## 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

- • **Optimized Gap Size:** 1mm gap engineered for maximum combustion efficiency and fuel economy.
- • **OEM Quality Assurance:** Bosch original equipment manufacturing guarantees perfect fit and trusted durability for older car models.
- • **Universal Compatibility:** Designed with a 14mm thread size and ceramic top for broad vehicle compatibility and heat resistance.
- • **Precision Ignition Power:** Experience consistent spark delivery for smoother engine starts and optimal performance.
- • **Carbon Fouling Resistance:** Surface air-gap technology minimizes carbon buildup, extending spark plug life and reliability.

## Overview

Bosch FR78X (N50) Super 4 spark plugs deliver reliable ignition with advanced surface air-gap technology to resist carbon fouling. Featuring a durable alloy steel core and ceramic top, these OEM-quality plugs ensure optimal combustion efficiency with a precise 1mm gap and 14mm thread size, making them ideal for older passenger cars seeking enhanced engine performance and longevity.

## Description

Bosch - Spark Plugs Super 4 - 0242232802Bosch Super 4 spark plugs provide particularly high protection against carbon fouling thanks to their surface air-gap technology, They are an alternative recommendation for older passenger car models,Important instructions for installation, e,g, the correct tightening torque, can be found on the packaging,

Review: Good ny - Not fit
Review: Better buy other - Only 1 of 4 is in good working condition. The rest having low ignition spark

## Features

- Bosch OEM part
- SPARK PLUGSUPER4 FR78XS
- Copper , Nickel (15,000 km)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B002ZRQ42E |
| Best Sellers Rank | #15,586 in Automotive ( See Top 100 in Automotive ) #83 in Automotive Performance Spark Plugs |
| Brand | BOSCH |
| Brand Name | BOSCH |
| Compatible with Vehicle Type | Car |
| Core Material | Alloy Steel |
| Core material | Alloy Steel |
| Customer Reviews | 4.6 out of 5 stars 5,738 Reviews |
| Gap Size | 1 Millimeters |
| Global Trade Identification Number | 03165141077186 |
| Included Components | Contents: 1 item |
| Item Type Name | Bosch 0242232802 Spark-Plug Set |
| Manufacturer | Bosch |
| Manufacturer Part Number | 2011500959000 |
| Thread Size | 14 mm |
| Thread size | 14 mm |
| Top Material Type | Ceramic |
| Top material type | Ceramic |
| Unit Count | 1.0 Count |
| Vehicle service type | Car |

## Product Details

- **Brand:** BOSCH
- **Core material:** Alloy Steel
- **Thread size:** 14 mm
- **Top material type:** Ceramic
- **Vehicle service type:** Car

## Images

![Bosch FR78X (N50) - Spark Plugs Super 4 - Set of 4 - Image 1](https://m.media-amazon.com/images/I/517Jo60gaOL.jpg)
![Bosch FR78X (N50) - Spark Plugs Super 4 - Set of 4 - Image 2](https://m.media-amazon.com/images/I/61FE0Mj-rmL.jpg)
![Bosch FR78X (N50) - Spark Plugs Super 4 - Set of 4 - Image 3](https://m.media-amazon.com/images/I/61eXDe4RyRL.jpg)
![Bosch FR78X (N50) - Spark Plugs Super 4 - Set of 4 - Image 4](https://m.media-amazon.com/images/I/61siGoH7SnL.jpg)
![Bosch FR78X (N50) - Spark Plugs Super 4 - Set of 4 - Image 5](https://m.media-amazon.com/images/I/71BEZryyVZL.jpg)

## Available Options

This product comes in different **Pattern, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good ny
*by A***M on 12 September 2025*

Not fit

### ⭐ Better buy other
*by J***R on 8 September 2025*

Only 1 of 4 is in good working condition. The rest having low ignition spark

## Frequently Bought Together

- Bosch Super 4 0242232802 (N50), Spark Plug Set of 4 - for a Reliable Gasoline Engine Start and Long Service - with Robust Design
- Mannol 5 Litre Energy 5W-30 Engine Oil A3/B4 Universal Synthetic Ester Technology
- Bosch P3318 - Oil Filter Car

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**Shop now:** [https://www.desertcart.fi/products/253425689-bosch-fr78x-n50-spark-plugs-super-4-set-of-4](https://www.desertcart.fi/products/253425689-bosch-fr78x-n50-spark-plugs-super-4-set-of-4)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-14*