---
product_id: 448166106
title: "RLP Universal Spark Plug Wire Set 8.5mm with Red Silicone Jacket and 90 Degree Boots Replaces Accel 4041"
brand: "rlp"
price: "£80.61"
currency: GBP
in_stock: true
reviews_count: 5
category: "Rlp"
url: https://www.desertcart.co.uk/products/448166106-rlp-universal-spark-plug-wire-set-8-5mm-with-red
store_origin: GB
region: United Kingdom
---

# 450°F heat resistance Universal fit, easy install RFI suppression tech RLP Universal Spark Plug Wire Set 8.5mm with Red Silicone Jacket and 90 Degree Boots Replaces Accel 4041

**Brand:** rlp
**Price:** £80.61
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your ride with unstoppable power and style!

## Quick Answers

- **What is this?** RLP Universal Spark Plug Wire Set 8.5mm with Red Silicone Jacket and 90 Degree Boots Replaces Accel 4041 by rlp
- **How much does it cost?** £80.61 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/448166106-rlp-universal-spark-plug-wire-set-8-5mm-with-red)

## Best For

- rlp enthusiasts

## Why This Product

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

## Key Features

- • **Universal Compatibility:** Fits early and late model cars & trucks, replacing Accel 4041 with effortless custom or universal installation.
- • **Precision RFI Suppression:** Conductive carbon core minimizes interference, ensuring cleaner ignition and peak engine performance.
- • **2-Year Warranty Peace of Mind:** Backed by a 2-year warranty—free replacement or refund if it ever fails, because quality matters.
- • **Heatproof High-Gloss Silicone:** Double-layered 450°F rated jacket resists heat, chemicals & moisture for lasting durability and sleek style.
- • **Built Tough with Fiberglass Braids:** Tightly woven fiberglass braids boost pull strength and terminal retention for reliable, long-term use.

## Overview

The RLP Universal Spark Plug Wire Set features an 8.5mm double silicone jacket rated to 450°F, stainless steel terminals for corrosion resistance, and a conductive carbon core for superior RFI suppression. Designed for universal fit across cars and trucks, it delivers enhanced ignition energy for improved throttle response and reduced emissions, all backed by a 2-year warranty.

## Description

RLP spark plug wire sets are designed to upgrade an OE ignition system for high-spark delivery levels for street driven applications. The 450 degree F rated silicone jacket is extruded over a tightly woven, rugged fiberglass braid. The braid is applied over high dielectric strength EPDM (Ethylene Propylene Diene Monomer) inner insulation for ignition wire performance that exceeds SAE specifications.Features:8.5mm High Gloss Silicone Jacket450 F Rated Silicone JacketStainless Steel Plug TerminalsRFI Suppression For Street Driven ApplicationsHigh-strength Fiberglass Braid ConstructionPre And Post HEI VehiclesCondition: 100%Brand new and well packedHigh Quality: Built to strict quality control standards, high quality replacement partQuality Guarantee: 2 Years WarrantyReplaces Part Numbers: Accel 4041Vehicle Application: Universal and Custom-Fit

Review: Seems ok, time will tell. - Seem to be a decent quality. I bought a crimper set as well to terminate the ends.
Review: Decent set of wires. - Decent wire set, had all the terminals I needed included seems to be decent quality, just cut to fit and crimped with a proper crimper and it seems as good as any set I've used for a street car.

## Features

- Features & Benefits - Conductive Carbon Black core wire feature RFI Suppression, tightly woven fiberglass braids adds greater pull strength and terminal retention, while the stainless steel spark plug terminals provide excellent long life, electrical conductivity, and corrosion resistance.
- 450 F Rated Silicone Jacket - This 8.5mm wire's double silicone construction is rated to 450 degrees F. The high-gloss wire jacket resists moisture, chemicals, and heat extremes for longer life and great looks.
- Resistance - 5000 ohms/ft of resistance, more ignition energy can reach the spark plug, producing a longer-lasting, hotter spark flame kernel. The results is higher performance through improved efficiency, quicker throttle response, and reduced emissions
- Universal Fit - Both universal and custom-fit applications are available for early and late model cars and trucks, Replaces Part Number: Accel 4041
- 2 Years Warranty - This spark plug wire set comes with 2 years warranty, if it ever fails, simply contact us for free replacement or refund. If any other problems, please let us know.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09WVJ3D67 |
| Brand | RLP |
| Brand Name | RLP |
| Cable Type | USB |
| Cable type | USB |
| Color | Red |
| Compatible Devices | Universal Cars and Trucks |
| Compatible devices | Universal Cars and Trucks |
| Connector Type | Component |
| Connector type | Component |
| Customer Reviews | 4.4 out of 5 stars 94 Reviews |
| Included Components | Spark Plug Wire Set |
| Indoor Outdoor Usage | Outdoor |
| Item Shape | Round |
| Item Weight | 1.09 Kilograms |
| Manufacturer | Rocklike Promise |
| Model | RLP-4041 |
| Model Name | RLP-4041 |
| Number of Items | 9 |
| Other Special Features of the Product | Braided |
| Part Number | RLP-4041-RD |
| Recommended Uses For Product | Replacing and upgrading spark plug wires in cars and trucks, particularly for street driven applications |
| Recommended uses for product | Replacing and upgrading spark plug wires in cars and trucks, particularly for street driven applications Recommended uses for product Replacing and upgrading spark plug wires in cars and trucks, particularly for street driven applications See more |
| Special features | Braided |
| Specification Met | energy,reach |
| UPC | 768484525241 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** RLP
- **Connector Type:** Component
- **Cable Type:** Component
- **Compatible Devices:** [Universal Cars and Trucks]
- **Special Feature:** Heat Resistant

## Images

![RLP Universal Spark Plug Wire Set 8.5mm with Red Silicone Jacket and 90 Degree Boots Replaces Accel 4041 - Image 1](https://m.media-amazon.com/images/I/81fGLEQXnkL.jpg)
![RLP Universal Spark Plug Wire Set 8.5mm with Red Silicone Jacket and 90 Degree Boots Replaces Accel 4041 - Image 2](https://m.media-amazon.com/images/I/81Av0yUYCLL.jpg)
![RLP Universal Spark Plug Wire Set 8.5mm with Red Silicone Jacket and 90 Degree Boots Replaces Accel 4041 - Image 3](https://m.media-amazon.com/images/I/818RP2xZRKL.jpg)
![RLP Universal Spark Plug Wire Set 8.5mm with Red Silicone Jacket and 90 Degree Boots Replaces Accel 4041 - Image 4](https://m.media-amazon.com/images/I/71kvoRyTifL.jpg)
![RLP Universal Spark Plug Wire Set 8.5mm with Red Silicone Jacket and 90 Degree Boots Replaces Accel 4041 - Image 5](https://m.media-amazon.com/images/I/71jPL50SxWL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Seems ok, time will tell.
*by D***D on 11 September 2025*

Seem to be a decent quality. I bought a crimper set as well to terminate the ends.

### ⭐⭐⭐⭐⭐ Decent set of wires.
*by J***. on 27 December 2025*

Decent wire set, had all the terminals I needed included seems to be decent quality, just cut to fit and crimped with a proper crimper and it seems as good as any set I've used for a street car.

### ⭐⭐⭐⭐⭐ Good quality
*by L***S on 25 February 2026*

Mint

## Frequently Bought Together

- Universal Spark Plug Wire Set 8.5mm with Red Silicone Jacket and 90 Degree Boots Replaces Accel 4041
- Haisstronica Crimping Tool for Spark Plug Ignition Wire,8.5mm Ratchet Wire Crimper Tool,HS-2048
- SHINEHOME Spark Plug Wire Heat Shield Sleeve 2500° Spark Plug Boot Protector Wire Boots Wrap for SBC BBC 350 454 8PCS Spark Plug Wire Covers

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**Shop now:** [https://www.desertcart.co.uk/products/448166106-rlp-universal-spark-plug-wire-set-8-5mm-with-red](https://www.desertcart.co.uk/products/448166106-rlp-universal-spark-plug-wire-set-8-5mm-with-red)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-08-02*