---
product_id: 12566703
title: "DENSO -SK20HR11- IRIDIUM PLATINUM power pack Spark Plugs - # 3421-4 PCS * NEW *"
brand: "denso"
price: "R1694"
currency: ZAR
in_stock: true
category: "Denso"
url: https://www.desertcart.co.za/products/12566703-denso-sk20hr11-iridium-platinum-power-pack-spark-plugs-3421-4
store_origin: ZA
region: South Africa
---

# Iridium core for max spark efficiency 4-pack with free USA shipping Vehicle-specific fit for seamless installation DENSO -SK20HR11- IRIDIUM PLATINUM power pack Spark Plugs - # 3421-4 PCS * NEW *

**Brand:** denso
**Price:** R1694
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your drive with DENSO’s precision spark plugs!

## Quick Answers

- **What is this?** DENSO -SK20HR11- IRIDIUM PLATINUM power pack Spark Plugs - # 3421-4 PCS * NEW * by denso
- **How much does it cost?** R1694 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/12566703-denso-sk20hr11-iridium-platinum-power-pack-spark-plugs-3421-4)

## Best For

- denso enthusiasts

## Why This Product

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

## Key Features

- • **Complete Spark Plug Set:** Get a full 4-pack to replace all plugs at once, maximizing your engine’s smoothness and reliability.
- • **Precision Iridium Power:** Experience superior ignition with ultra-durable iridium tips for enhanced engine performance and fuel efficiency.
- • **Free Shipping Nationwide:** Enjoy fast, free delivery anywhere in the USA and territories—because your ride deserves the best without delay.
- • **Tailored Fit, Zero Hassle:** Designed specifically for your car or truck, ensuring perfect compatibility and easy installation every time.
- • **Trusted Quality, Proven Results:** Backed by a 4.7-star rating from over 200 satisfied users, join the community upgrading their ride.

## Overview

The DENSO SK20HR11 Iridium Platinum Power Pack includes four vehicle-specific spark plugs featuring durable iridium tips for enhanced ignition and fuel efficiency. With a 4.7-star rating from 209 reviews, these plugs ensure reliable performance for cars and trucks. The set ships free across the USA, making it a smart, hassle-free upgrade for your engine’s maintenance.

## Description

Genuine 4 pack DENSO 3421 Spark Plug

## Features

- FREE SHIPPING to anywhere IN USA and territories For This Item
- DENSO 3421
- 1order = 4 Pieces

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00PD6EWPU |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #100,675 in Automotive ( See Top 100 in Automotive ) #609 in Automotive Replacement Spark Plugs |
| Brand Name | Denso |
| Compatible with Vehicle Type | Car, Truck |
| Core Material | Iridium |
| Customer Reviews | 4.7 4.7 out of 5 stars (212) |
| Included Components | 3421 |
| Item Weight | 7.68 ounces |
| Manufacturer | Denso |
| Manufacturer Part Number | FBA_3421 |
| Manufacturer Warranty Description | Includes manufacturer provided warranty |
| Model Number | FBA_3421 |
| Number of Items | 1 |
| OEM Equivalent Part Number | 12 12 0 037 663, 30650843-0, 32 01 0632, 22401 AA580, MN158596, 12 12 2 158 253, 22401-5M016, 55 56 4748, 90919-01191, 30751806-0, 31216183-0, 12 12 0 032 138, 90919-A1002, 12293-PHM-A01, 12565996 |
| Thread Size | 14mm |
| Top Material Type | Iridium |
| UPC | 026521134574 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Denso
- **Core Material:** Iridium
- **Thread Size:** 14mm
- **Top Material Type:** Iridium
- **Vehicle Service Type:** Car, Truck

## Images

![DENSO -SK20HR11- IRIDIUM PLATINUM power pack Spark Plugs - # 3421-4 PCS * NEW * - Image 1](https://m.media-amazon.com/images/I/71No5Lcli3L.jpg)

## Questions & Answers

**Q: is sk20hr11 fits toyota tacoma 2011?**
A: Yes, it fits 2011	L4; 2.7L; 2TRFE Eng.

**Q: Will this work for a 2022 kia k5?**
A: Take one out of the vehicle and cross reference online the part number and that should get your answer and why are you changing the spark plugs on a car that's that new?

**Q: I have a 2012 toyota tundra limited 5.7. my haynes repair manual says these are the plug i need but amazon says they don't fit my truck. ....**
A: My owners manual says these are for my 2015 Tacoma,,,, wth..??. Only 4 in package, but my truck is 6 cylinder??

**Q: Does this fit a 2007 5.7L tundra?**
A: Just pulled the plugs out of my 2014 Tundra 5.7 for the first time. They are Denso SK20HR11 from the factory.

## Frequently Bought Together

- DENSO -SK20HR11- IRIDIUM PLATINUM power pack Spark Plugs - # 3421-4 PCS * NEW *
- Denso (3421) SK20HR11 Iridium Long Life Spark Plug, Single Plug
- LEXIVON 5/8" Swivel Magnetic Spark Plug Socket, 3/8" Drive x 10" Total Length | Enhanced Magnetic Design with Thin Wall Socket, Cr-v Steel (LX-122)

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**Shop now:** [https://www.desertcart.co.za/products/12566703-denso-sk20hr11-iridium-platinum-power-pack-spark-plugs-3421-4](https://www.desertcart.co.za/products/12566703-denso-sk20hr11-iridium-platinum-power-pack-spark-plugs-3421-4)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-10-16*