---
product_id: 361735583
title: "Autolite Fram 437-4PK Copper Non-Resistor Spark Plug, Pack of 4"
brand: "autolite iridium ultra"
price: "B/.94"
currency: PAB
in_stock: true
url: https://www.desertcart.com.pa/products/361735583-autolite-fram-437-4pk-copper-non-resistor-spark-plug-pack
store_origin: PA
region: Panama
---

# Boosts fuel efficiency & smooth acceleration Full copper core for max heat transfer Leak-proof, heat-fused internal seal Autolite Fram 437-4PK Copper Non-Resistor Spark Plug, Pack of 4

**Brand:** autolite iridium ultra
**Price:** B/.94
**Availability:** ✅ In Stock

## Summary

> ⚡ Spark your engine’s true potential with Autolite Copper Power!

## Quick Answers

- **What is this?** Autolite Fram 437-4PK Copper Non-Resistor Spark Plug, Pack of 4 by autolite iridium ultra
- **How much does it cost?** B/.94 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/361735583-autolite-fram-437-4pk-copper-non-resistor-spark-plug-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

- • **Built to Last:** Heat-fused internal seal and leak-proof design guarantee long-lasting durability and reliability.
- • **Fuel Your Drive:** Optimized for quick starts and enhanced fuel economy, saving you money on every mile.
- • **Legacy of Innovation:** Trusted Autolite technology since 1936, combining decades of expertise with cutting-edge spark plug design.
- • **Precision Construction:** Copper-glass seal bonds insulator and terminal post for stable, efficient spark delivery.
- • **Ignite Peak Performance:** Full copper core electrode ensures superior thermal conductivity for consistent power under all conditions.

## Overview

The Autolite Fram 437-4PK Copper Non-Resistor Spark Plug pack features a full copper core electrode for superior heat conductivity, a leak-proof heat-fused internal seal for durability, and a copper-glass seal construction for reliable spark delivery. Designed to improve fuel efficiency, quick starts, and smooth acceleration, these spark plugs bring decades of trusted Autolite innovation to your vehicle’s performance.

## Description

Full description not available

## Features

- MAXIMUM PERFORMANCE: Every Copper Spark Plug has a full copper core electrode which provides higher thermal conductivity for better performance in all conditions
- IMPROVED DURABILITY: All Autolite spark plugs are Leak proof and come with a heat fused internal seal for long lasting durability
- CONSTRUCTION: These replacement spark plugs have a copper-glass seal which bonds the insulator and the terminal post center electrode together
- FUEL EFFICIENCY: The Autolite copper automotive replacement spark plug are guaranteed to deliver quick starts, better fuel economy and smooth acceleration
- AUTOLITE ADVANTAGE: Since 1936, Autolite has been a trusted leader and innovator in spark plug technology. You can count on our copper plugs for performance and value, backed by decades of experience and passion

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | FRAM |
| Brand | Autolite Iridium Ultra |
| Model | 437-4PK |
| Product Dimensions | 2.54 x 2.54 x 8.59 cm; 226.8 g |
| Item model number | 437-4PK |
| Exterior | Chrome |
| Manufacturer part number | 437-4PK |
| Item Weight | 226 g |

## Product Details

- **Brand:** Autolite Iridium Ultra
- **Core material:** Copper
- **Gap size:** 2 inches
- **Thread size:** M14-1.25mm
- **Top material type:** Alloy Steel

## Images

![Autolite Fram 437-4PK Copper Non-Resistor Spark Plug, Pack of 4 - Image 1](https://m.media-amazon.com/images/I/71-GAahSRNL.jpg)

## Available Options

This product comes in different **Number Of Items** options.

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**Shop now:** [https://www.desertcart.com.pa/products/361735583-autolite-fram-437-4pk-copper-non-resistor-spark-plug-pack](https://www.desertcart.com.pa/products/361735583-autolite-fram-437-4pk-copper-non-resistor-spark-plug-pack)

---

*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-04-23*