---
product_id: 21614670
title: "CDI Electronics 511-9902 Spark Plug Wire Extension Kit - 9.5\""
brand: "cdi electronics"
price: "£59.81"
currency: GBP
in_stock: true
category: "Cdi Electronics"
url: https://www.desertcart.co.uk/products/21614670-cdi-electronics-511-9902-spark-plug-wire-extension-kit-9
store_origin: GB
region: United Kingdom
---

# 8mm copper core wire 9.5" extension length Compatible with CDI 511-9766 tester CDI Electronics 511-9902 Spark Plug Wire Extension Kit - 9.5"

**Brand:** cdi electronics
**Price:** £59.81
**Availability:** ✅ In Stock

## Summary

> ⚡ Power Up Your Ignition Game with Precision Extensions!

## Quick Answers

- **What is this?** CDI Electronics 511-9902 Spark Plug Wire Extension Kit - 9.5" by cdi electronics
- **How much does it cost?** £59.81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/21614670-cdi-electronics-511-9902-spark-plug-wire-extension-kit-9)

## Best For

- cdi electronics enthusiasts

## Why This Product

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

## Key Features

- • **Durable Build:** Constructed with high-quality copper and PVC for long-lasting resistance to heat and wear.
- • **Trusted by Pros:** Top-rated by automotive experts with a perfect 5-star customer satisfaction score.
- • **Extend Your Reach:** Add 9.5 inches of premium spark plug wire for flexible engine access.
- • **Precision Copper Core:** 8mm diameter copper wire ensures optimal conductivity and ignition performance.
- • **Seamless Compatibility:** Designed to work flawlessly with CDI 511-9766 Spark Tester for accurate diagnostics.

## Overview

The CDI Electronics 511-9902 Spark Plug Wire Extension Kit delivers a reliable 9.5-inch copper-core extension wire, engineered for superior conductivity and durability. Perfectly compatible with the CDI 511-9766 Spark Tester, this kit enhances your ignition system maintenance with professional-grade materials and a proven 5-star user rating.

## Description

The CDI Electronics 511-9902 Spark Plug Wire Extension Kit offers 9.5" of spark plug wire extension. Use with the CDI 511-9766 Spark Tester.

## Features

- Spark Plug Wire Extension Kit
- Offers 9.5" of spark plug wire extension
- Use with 511-9766 Spark Tester
- Check manufacturer's recommended part numbers to ensure a proper fit for your application

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B002IZ9JQ6 |
| Best Sellers Rank | #2,252,536 in Automotive ( See Top 100 in Automotive ) #1,627 in Spark Plug & Ignition Tools |
| Brand Name | CDI Electronics |
| Cable Type | spark plug wire |
| Connector Type | Automotive Spark Plug Connector |
| Customer Reviews | 5.0 5.0 out of 5 stars (6) |
| Global Trade Identification Number | 00736983855206 |
| Included Components | CDI Electronics 511-9902 Spark Plug Wire Extension Kit - 9.5" |
| Item Dimensions | 4.02 x 7.99 x 2.01 inches |
| Item Type Name | Spark Plug Wire Extension Kit (-9.5) |
| Item Weight | 0.46 Pounds |
| Manufacturer | CDI Electronics |
| Material Type | Copper, polyvinyl chloride (PVC) |
| Model | 511-9902 |
| Part Number | 511-9902 |
| UPC | 736983855206 |
| Wire Diameter | 8 Millimeters |

## Product Details

- **Brand:** CDI Electronics
- **Connector Type:** Automotive Spark Plug Connector
- **Item Weight:** 0.46 Pounds
- **Item dimensions L x W x H:** 4.02 x 7.99 x 2.01 inches
- **Material:** Copper, polyvinyl chloride (PVC)

## Images

![CDI Electronics 511-9902 Spark Plug Wire Extension Kit - 9.5" - Image 1](https://m.media-amazon.com/images/I/61XROfsK45L.jpg)

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**Shop now:** [https://www.desertcart.co.uk/products/21614670-cdi-electronics-511-9902-spark-plug-wire-extension-kit-9](https://www.desertcart.co.uk/products/21614670-cdi-electronics-511-9902-spark-plug-wire-extension-kit-9)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-17*