---
product_id: 148787967
title: "Autolite-AR3932X High Performance Racing Resistor Spark Plug, 4-Pack"
brand: "autolite iridium ultra"
price: "€ 2.18"
currency: EUR
in_stock: false
reviews_count: 9
url: https://www.desertcart.be/products/148787967-autolite-ar3932x-high-performance-racing-resistor-spark-plug-4-pack
store_origin: BE
region: Belgium
---

# 8% cooler side wire temp Colder heat range for mods Nickel anti-corrosive plating Autolite-AR3932X High Performance Racing Resistor Spark Plug, 4-Pack

**Brand:** autolite iridium ultra
**Price:** € 2.18
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Ignite your engine’s full potential with Autolite Racing Spark Plugs!

## Quick Answers

- **What is this?** Autolite-AR3932X High Performance Racing Resistor Spark Plug, 4-Pack by autolite iridium ultra
- **How much does it cost?** € 2.18 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/148787967-autolite-ar3932x-high-performance-racing-resistor-spark-plug-4-pack)

## Best For

- autolite iridium ultra enthusiasts

## Why This Product

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

## Key Features

- • **Durability Boost:** Yttrium-enhanced alloy cuts side wire temperature by 8%, reducing pre-ignition
- • **Ignition Efficiency:** Cut back ground electrode accelerates flame kernel growth for faster starts
- • **Long-Lasting Protection:** Nickel plating prevents rust and corrosion, ensuring longevity under extreme conditions
- • **Race-Proven Performance:** Trusted by professional drivers for peak engine power
- • **Optimized Heat Management:** Colder heat range plugs designed to handle high-performance modifications

## Overview

Autolite AR3932X High Performance Racing Spark Plugs are engineered with a colder heat range and yttrium-enhanced alloy to reduce side wire temperature by 8%, improving durability and minimizing pre-ignition. Featuring a cut back ground electrode for superior ignitability and nickel plating for corrosion resistance, these plugs are trusted by professional racers to deliver reliable, high-performance ignition in demanding conditions.

## Description

Autolite Racing Spark Plugs are used by many professional race car drivers. These spark plugs contain an Yttrium-Enhanced Alloy, which enables up to 8 percent reduction in side wire temperature for improved durability and less pre-ignition. Autolite racing plugs are available in colder heat ranges than most plug manufacturers to support modified engines and feature a cut background electrode for improved ignitibility and faster flame kernel growth. They are also nickel plated for a long-lasting, corrosion-resistant finish. Since its inception, the Autolite brand has provided the automotive aftermarket and Original Equipment manufacturers the highest quality ignition products. Autolite has been in operation for over 100 years and has produced more than 11 billion spark plugs and glow plugs. These plugs are specifically designed for each application to meet or exceed OE quality and performance. Autolite makes plugs for Japanese, European, and Korean cars as well as plugs for Lawn & Garden and Power Sports. As a leading supplier of spark plugs, the Autolite brand has the right ignition products for your application, regardless of make or model, import or domestic.

Review: Perfect - Great product
Review: Delivery time. - Very easy to use & super fast freight, great value for money

## Features

- Replacement racing spark plug used by many professional car drivers
- Specifically designed with colder heat ranges than the factory plug to enable performance modifications and handle intense conditions
- Contains an Yttrium-enhanced alloy to enable up to 8% reduction in side wire temperature for improved durability and less pre-ignition
- Features cut back ground electrode for improved ignitability of flame kernel
- Coated in an anti-corrosive nickel plating to prevent rusting

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06WWNPJ75 |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #1,183,219 in Automotive ( See Top 100 in Automotive ) #5,974 in Automotive Replacement Spark Plugs |
| Brand | Autolite Iridium Ultra |
| Brand Name | Autolite Iridium Ultra |
| Compatible with Vehicle Type | Car |
| Core Material | Nickel |
| Customer Reviews | 4.4 out of 5 stars 64 Reviews |
| Gap Size | 0.03 Inches |
| Global Trade Identification Number | 00009100031082 |
| Included Components | Racing Resistor Spark Plug |
| Item Type Name | High Performance Racing Resistor Spark Plug |
| Item Weight | 0.12 Pounds |
| Manufacturer | FRAM |
| Manufacturer Part Number | AR3932X-4PK |
| Manufacturer Warranty Description | Manufacturer Warranty |
| Model Number | AR3932X-4PK |
| Thread Size | 14mm |
| Top Material Type | Nickel |
| UPC | 009100031082 |
| Unit Count | 1.0 Count |
| Vehicle Service Type | Car |

## Product Details

- **Brand:** Autolite Iridium Ultra
- **Core Material:** Nickel
- **Thread Size:** 14mm
- **Top Material Type:** Nickel
- **Vehicle Service Type:** Car

## Images

![Autolite-AR3932X High Performance Racing Resistor Spark Plug, 4-Pack - Image 1](https://m.media-amazon.com/images/I/71Bq-jTkqeL.jpg)
![Autolite-AR3932X High Performance Racing Resistor Spark Plug, 4-Pack - Image 2](https://m.media-amazon.com/images/I/81Qh3Rx2YFL.jpg)
![Autolite-AR3932X High Performance Racing Resistor Spark Plug, 4-Pack - Image 3](https://m.media-amazon.com/images/I/81qS1Ks6FcL.jpg)
![Autolite-AR3932X High Performance Racing Resistor Spark Plug, 4-Pack - Image 4](https://m.media-amazon.com/images/I/71Jo61loCbL.jpg)
![Autolite-AR3932X High Performance Racing Resistor Spark Plug, 4-Pack - Image 5](https://m.media-amazon.com/images/I/81C0GaELbSL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect
*by J***. on March 20, 2026*

Great product

### ⭐⭐⭐⭐⭐ Delivery time.
*by M***N on April 28, 2024*

Very easy to use & super fast freight, great value for money

### ⭐⭐⭐⭐⭐ Good spark.
*by R***. on August 21, 2024*

Smooth running engine with power.

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**Shop now:** [https://www.desertcart.be/products/148787967-autolite-ar3932x-high-performance-racing-resistor-spark-plug-4-pack](https://www.desertcart.be/products/148787967-autolite-ar3932x-high-performance-racing-resistor-spark-plug-4-pack)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-06-14*