---
product_id: 502088068
title: "Tavaski 10.4mm 10mm Spark Plug Kit Fit for Harley Davidson Big Twin 1999-2019 FXD Dyna Softail, Replace DYNA-409BL - Blue"
brand: "tavaski"
price: "€ 74.15"
currency: EUR
in_stock: true
reviews_count: 3
url: https://www.desertcart.nl/products/502088068-tavaski-10-4mm-10mm-spark-plug-kit-fit-for-harley
store_origin: NL
region: Netherlands
---

# 102,000 volts 8" & 20" lengths 10.4mm diameter Tavaski 10.4mm 10mm Spark Plug Kit Fit for Harley Davidson Big Twin 1999-2019 FXD Dyna Softail, Replace DYNA-409BL - Blue

**Brand:** tavaski
**Price:** € 74.15
**Availability:** ✅ In Stock

## Summary

> Rev up your ride! 🏍️

## Quick Answers

- **What is this?** Tavaski 10.4mm 10mm Spark Plug Kit Fit for Harley Davidson Big Twin 1999-2019 FXD Dyna Softail, Replace DYNA-409BL - Blue by tavaski
- **How much does it cost?** € 74.15 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/502088068-tavaski-10-4mm-10mm-spark-plug-kit-fit-for-harley)

## Best For

- tavaski enthusiasts

## Why This Product

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

## Key Features

- • **Durable Design:** Crafted from high-quality, wear-resistant materials for long-lasting performance.
- • **Sleek Aesthetic:** Vibrant blue color adds a stylish touch to your ride.
- • **Easy Installation:** Includes pre-crimped wires for hassle-free setup.
- • **Perfect Compatibility:** Seamlessly fits Harley-Davidson Dyna & Softail models from 1999-2019.
- • **Engine Efficiency Booster:** Timely replacement reduces fuel waste and extends engine life.

## Overview

The Tavaski 10.4mm Spark Plug Kit is designed specifically for Harley-Davidson Big Twin models from 1999 to 2019, featuring high-quality, durable materials that ensure reliable performance. This kit includes two pre-crimped spark plug wires in vibrant blue, measuring 8 inches and 20 inches, making it an ideal replacement for damaged wires to enhance engine efficiency and aesthetics.

## Description

Tavaski 10.4mm 10mm Spark Plug Kit Fit for Harley Davidson Big Twin 1999-2019 FXD Dyna Softail, Replace DYNA-409BL - Blue

## Features

- Fitment- The spark plug wire kit fit for Harley-Davidson Dyna and fit for Harley-Davidson Softail. Warm Tips:Please check the description for the specific model
- Perfect Fit - The spark plug wire kit is great for replacement wire, relocation kits, new look etc. Replace number is DYNA-409BL.
- Function - Timely replacement of the damaged spark plug wire can prolong the service life of the engine and reduce fuel waste.
- High Quality Material - The spark plug wire kit made of high-quality materials, wear-resistant, high reliability, long use time, and stable performance.reliable quality and durable.
- You will Get - 2 * Blue Spark Plug Wires (one 8" and one 20" long wires pre-crimped).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Tavaski |
| Manufacturer | GT-AutoParts |
| Country of Origin | USA |
| Model number | Fit for Harley |
| Colour | Blue |
| Item Weight | 308 g |
| Package Dimensions | 16 x 10.79 x 4.19 cm; 308 g |
| Item model number | Fit for Harley |
| Voltage | 102000 Volts |
| Are batteries included? | No |

## Images

![Tavaski 10.4mm 10mm Spark Plug Kit Fit for Harley Davidson Big Twin 1999-2019 FXD Dyna Softail, Replace DYNA-409BL - Blue - Image 1](https://m.media-amazon.com/images/I/51f-zvYv3mL.jpg)
![Tavaski 10.4mm 10mm Spark Plug Kit Fit for Harley Davidson Big Twin 1999-2019 FXD Dyna Softail, Replace DYNA-409BL - Blue - Image 2](https://m.media-amazon.com/images/I/71rwmcCgfpL.jpg)
![Tavaski 10.4mm 10mm Spark Plug Kit Fit for Harley Davidson Big Twin 1999-2019 FXD Dyna Softail, Replace DYNA-409BL - Blue - Image 3](https://m.media-amazon.com/images/I/71y-O1kGLKL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Very thick!
  

*by D***R on Reviewed in the United States on 13 July 2023*

Quality products.

### ⭐ 







  
  
    Plug ends were backwards!!
  

*by T***X on Reviewed in the United States on 27 April 2022*

Description said this would fit my bike... They lied.  The boots were on the wrong ends so they became trash, just like they were made!!  Don't bother, look elsewhere!!

### ⭐⭐⭐⭐ 







  
  
    Good quality fit good.
  

*by D***. on Reviewed in the United States on 12 August 2022*

We're just ad advertised look good as well good fit.

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**Shop now:** [https://www.desertcart.nl/products/502088068-tavaski-10-4mm-10mm-spark-plug-kit-fit-for-harley](https://www.desertcart.nl/products/502088068-tavaski-10-4mm-10mm-spark-plug-kit-fit-for-harley)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-02-27*