---
product_id: 397156243
title: "K&N Performance Diesel High-Flow Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2020-2026 FORD: F250, F350, F450, F550, F600, 33-5100"
brand: "k&n"
price: "A$205"
currency: AUD
in_stock: true
reviews_count: 13
category: "K&N"
url: https://www.desertcart.com.au/products/397156243-k-and-n-performance-diesel-high-flow-lifetime-engine-air
store_origin: AU
region: Australia
---

# 50% airflow boost washable & reusable lifetime durability K&N Performance Diesel High-Flow Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2020-2026 FORD: F250, F350, F450, F550, F600, 33-5100

**Brand:** k&n
**Price:** A$205
**Availability:** ✅ In Stock

## Summary

> 💨 Power up your drive with lifetime performance and eco-friendly swagger!

## Quick Answers

- **What is this?** K&N Performance Diesel High-Flow Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2020-2026 FORD: F250, F350, F450, F550, F600, 33-5100 by k&n
- **How much does it cost?** A$205 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/397156243-k-and-n-performance-diesel-high-flow-lifetime-engine-air)

## Best For

- k&n enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Upgrade:** Pre-treated and ready for a quick, no-fuss installation in minutes.
- • **Unleash Peak Power:** Boost your Ford Super Duty’s horsepower and acceleration with 50% increased airflow.
- • **Eco-Smart Performance:** Washable and reusable design reduces waste—ditch disposable filters for good.
- • **Precision Fit for Ford:** Engineered specifically for 2020-2026 Ford F-Series Super Duty trucks for seamless compatibility.
- • **Built to Last a Lifetime:** Premium, rugged construction backed by a hassle-free limited lifetime warranty.

## Overview

The K&N Performance Diesel High-Flow Lifetime Engine Air Filter is a premium, washable air filter designed to increase airflow by up to 50%, enhancing horsepower and acceleration for 2020-2026 Ford Super Duty trucks. Engineered with four layers of cotton gauze and durable materials, it offers lifetime use with cleaning intervals every 75,000 miles. Easy to install and backed by a limited lifetime warranty, this eco-friendly filter reduces waste by replacing disposable filters and is proudly made in the USA.

## Description

K&N performance High-Flow Air Filters are engineered to improve engine performance by increasing airflow up to 50%. Unlike disposable paper filters which must be frequently replaced, K&N Air Filters are washable, reusable, and engineered to last for the life of your vehicle. K&N air filters are backed by our famous 10-Year/Million Mile Limited Warranty, and they provide an environmentally friendly way to reduce landfill waste by avoiding disposable filters. Engineered to fit easily into your factory air box, installation can be completed in a matter of minutes! K&N develops and tests each product on the world’s toughest race tracks, so we can bring the highest level of performance to your daily driving. Join the millions of customers who have saved money and improved vehicle performance by upgrading to K&N filtration.Compatible Vehicles:2020-2025 FORD F250 Super Duty2020-2025 FORD F350 Super Duty2020-2024 FORD F450 Super Duty2020-2024 FORD F550 Super Duty2022-2022 FORD F600 Super Duty

Review: This fits well and my F350 2022 Ford diesel - K&N has always had good products in my book. I plan on buying another one in the future so when I pull this one out, I can put another right back in . I feel like it helps my fuel mileage.
Review: Nice stock replacement - Fits perfectly

## Features

- ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
- RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
- 4 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
- CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (based on the average miles driven per year of 15,000 miles)
- ULTIMATE LONGEVITY: No-hassle limited lifetime warranty on stock replacement K&N air filters- limitations apply
- EASY INSTALLATION: K&N Air Filters are pre-treated and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
- ECO-FRIENDLY: Using a washable, reusable engine air filter helps reduce replacement air filter waste- a K&N air filter is designed to last longer than 10 or more disposable filters
- MADE IN USA: K&N Air Filters are proudly made in the USA for trusted quality & reliability

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09H8GR3W8 |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #18,962 in Automotive ( See Top 100 in Automotive ) #268 in Automotive Replacement Air Filters |
| Brand | K&N |
| Customer Reviews | 4.8 4.8 out of 5 stars (328) |
| Date First Available | September 15, 2021 |
| Exterior | Machined |
| Global Trade Identification Number | 00024844383938 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 3 pounds |
| Item model number | 33-5100 |
| Manufacturer | K&N Engineering, Inc. |
| Manufacturer Part Number | 33-5100 |
| Model | High-Flow Engine Air Filter |
| OEM Part Number | Ford FA1950, Ford FA1951 |
| Product Dimensions | 14.25"L x 14.22"W x 3.31"H |
| Shape | Rectangular |
| UPC | 024844383938 |

## Product Details

- **Brand:** K&N
- **Fit Type:** Vehicle Specific Fit
- **OEM Part Number:** Ford FA1950, Ford FA1951
- **Product Dimensions:** 14.25"L x 14.22"W x 3.31"H
- **Product Grade:** Replacement Part

## Images

![K&N Performance Diesel High-Flow Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2020-2026 FORD: F250, F350, F450, F550, F600, 33-5100 - Image 1](https://m.media-amazon.com/images/I/813vJetVfXL.jpg)
![K&N Performance Diesel High-Flow Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2020-2026 FORD: F250, F350, F450, F550, F600, 33-5100 - Image 2](https://m.media-amazon.com/images/I/81py7pzabWL.jpg)
![K&N Performance Diesel High-Flow Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2020-2026 FORD: F250, F350, F450, F550, F600, 33-5100 - Image 3](https://m.media-amazon.com/images/I/8179yYZ-XQL.jpg)
![K&N Performance Diesel High-Flow Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2020-2026 FORD: F250, F350, F450, F550, F600, 33-5100 - Image 4](https://m.media-amazon.com/images/I/81UVgiAo-cL.jpg)
![K&N Performance Diesel High-Flow Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2020-2026 FORD: F250, F350, F450, F550, F600, 33-5100 - Image 5](https://m.media-amazon.com/images/I/916Mjt9+kFL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Does it fit a 2022 Ford F-350?**
A: Yes, I have the same year and series. 2021/22 F350. Good luck.

## Customer Reviews

### ⭐⭐⭐⭐⭐ This fits well and my F350 2022 Ford diesel
*by M***K on November 27, 2025*

K&N has always had good products in my book. I plan on buying another one in the future so when I pull this one out, I can put another right back in . I feel like it helps my fuel mileage.

### ⭐⭐⭐⭐⭐ Nice stock replacement
*by J***N on February 11, 2026*

Fits perfectly

### ⭐⭐⭐⭐⭐ Reusable air cleaner
*by J***F on January 31, 2026*

Great air, cleaners

## Frequently Bought Together

- K&N High-Flow Original Lifetime Engine Air Filter: Increase Power: Premium, Washable: Compatible with 2020-2025 FORD: F250, F350, F450, F550, F600, 33-5100
- K&N LIFETIME Cabin Air Filter: Premium, Washable, Clean Air for your Cabin: Compatible with 2015-2025 FORD/LINCOLN: Expedition, F150, Raptor, F250, F350, F450, F550, Navigator, VF2049
- K&N Air Filter Cleaning Kit: Aerosol Filter Cleaner and Oil Kit; Restores Engine Air Filter Performance; Service Kit-99-5000, Multi

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-25*