---
product_id: 300567057
title: "Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack)"
brand: "autolite iridium ultra"
price: "₨12579"
currency: LKR
in_stock: true
reviews_count: 5
category: "Autolite Iridium Ultra"
url: https://www.desertcart.lk/products/300567057-autolite-app3924-double-platinum-automotive-replacement-spark-plugs-4-pack
store_origin: LK
region: Sri Lanka
---

# Necked-down center electrode for quicker sparks Platinum-to-platinum firing for superior durability Yttrium-enhanced ground electrode for better heat transfer Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack)

**Brand:** autolite iridium ultra
**Price:** ₨12579
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with Autolite’s double platinum edge!

## Quick Answers

- **What is this?** Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack) by autolite iridium ultra
- **How much does it cost?** ₨12579 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/300567057-autolite-app3924-double-platinum-automotive-replacement-spark-plugs-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

- • **Heat Mastery Tech:** Yttrium-enhanced ground electrode optimizes heat transfer, protecting your engine under all conditions.
- • **Enduring Platinum Power:** Double platinum design drastically reduces gap erosion and misfires, delivering long-lasting performance.
- • **Lightning-Fast Ignition:** Necked-down center electrode fires quicker with less voltage, ensuring easier starts and rapid acceleration.
- • **Precision Gap Stability:** High nickel alloy side electrode maintains exact gap for consistent spark and extended plug life.
- • **Trusted Legacy Since 1936:** Autolite’s proven expertise guarantees reliable OE replacement quality with a 5-year limited warranty.

## Overview

Autolite APP3924 Double Platinum Spark Plugs feature a necked-down center electrode and platinum-to-platinum firing for faster, cleaner sparks and superior durability. Enhanced with a Yttrium ground electrode and high nickel alloy side electrode, these plugs maintain precise gaps and heat transfer for longer life and optimal engine performance. Backed by Autolite’s trusted legacy since 1936 and a 5-year warranty, they’re engineered to deliver reliable starts and smoother acceleration across all driving conditions.

## Description

Autolite Double Platinum Spark Plugs have better materials to give your engine better performance. Platinum-to-platinum design greatly decreases gap erosion, reduces misfires, and provides improved durability compared to standard plugs. It's the superior-performing spark plug, providing preferred technology for DIS engines. 5-year limited warranty

Review: They worked great on my 2005 VTX 1800c Honda
Review: I cannot believe how amazing these are my 1994 Miata was not starting thought maybe I got a bad batch of spark plugs because before I got NGK and as soon as I put these in the car started up instantly and idled with no problem

## Features

- MAXIMUM PERFORMANCE: Every Double Platinum spark plug is necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration. Full copper core electrode provides better performance in all conditions
- IMPROVED DURABILITY: Our spark plugs are platinum-to-platinum firing for superior durability and super conductive Yttrium enhanced ground electrode provides superior heat transfer
- CONSTRUCTION: These spark plugs are platinum enhanced high nickel alloy side electrode maintains precision gap and assures virtually no gap erosion for longer plug life
- high nickel alloy side electrode maintains precise gap
- AUTOLITE ADVANTAGE: Autolite has been producing spark plugs since 1936 making it one of the most trusted and reliable brands for your OE replacement spark plugs needs

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B076CFG4S2 |
| Brand | Autolite Iridium Ultra |
| Customer Reviews | 4.5 4.5 out of 5 stars (512) |
| Date First Available | 23 October 2017 |
| Exterior | Chrome |
| Item Weight | 200 g |
| Item model number | APP3924-4PK |
| Manufacturer | Autolite |
| Manufacturer Part Number | APP3924-4PK |
| Model | APP3924-4PK |
| Position | Center |
| Product Dimensions | 12.7 x 2.54 x 12.7 cm; 199.58 g |

## Product Details

- **Brand:** Autolite Iridium Ultra
- **Core material:** Copper
- **Global Trade Identification Number:** 00009100259950
- **Top material type:** Nickel
- **Vehicle service type:** Motorcycle

## Images

![Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack) - Image 1](https://m.media-amazon.com/images/I/61Ozfzi8nLL.jpg)
![Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack) - Image 2](https://m.media-amazon.com/images/I/71NgsXY4epL.jpg)
![Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack) - Image 3](https://m.media-amazon.com/images/I/71OdKPYQstL.jpg)
![Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack) - Image 4](https://m.media-amazon.com/images/I/71v600qJpsL.jpg)
![Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack) - Image 5](https://m.media-amazon.com/images/I/81773T3oQTL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by R***D on 30 June 2025*

They worked great on my 2005 VTX 1800c Honda

### ⭐⭐⭐⭐⭐ Review
*by K***N on 27 November 2021*

I cannot believe how amazing these are my 1994 Miata was not starting thought maybe I got a bad batch of spark plugs because before I got NGK and as soon as I put these in the car started up instantly and idled with no problem

### ⭐⭐⭐⭐⭐ Review
*by J***Y on 10 August 2023*

THESE SPARK PLUGS WILL OUTLAST THE REGULAR SPARK PLUGS.

## Frequently Bought Together

- Autolite APP3924 Double Platinum Automotive Replacement Spark Plugs (4 Pack)
- Set of 4 Ignition Coil Packs Fits for 2.4L 2.7L 2000 2001 2002 2003 2004 Toyota Tacoma L4 2.4 2.7 Coils Replacement OE# UF323 C1305 90919-0223
- ECOGARD XA4645 Premium Engine Air Filter Fits Toyota Tacoma 2.4L 1995-2004, Pickup 2.4L 1989-1995, Tacoma 2.7L 1995-2004, 4Runner 2.7L 1996-2000, Previa 2.4L 1991-1997

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-27*