---
product_id: 335438324
title: "K&N 81-0221 Fuel Filter"
brand: "k&n"
price: "AR$68635"
currency: ARS
in_stock: true
reviews_count: 5
category: "K&N"
url: https://www.desertcart.com.ar/products/335438324-k-and-n-81-0221-fuel-filter
store_origin: AR
region: Argentina
---

# High volume flow Easy backflush cleaning 1/4 inch flange fit K&N 81-0221 Fuel Filter

**Brand:** k&n
**Price:** AR$68635
**Availability:** ✅ In Stock

## Summary

> ⛽ Keep your ride running clean and lean with K&N’s sleek fuel filter!

## Quick Answers

- **What is this?** K&N 81-0221 Fuel Filter by k&n
- **How much does it cost?** AR$68635 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/335438324-k-and-n-81-0221-fuel-filter)

## 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

- • **Precision Fit:** Available with a 1/4 inch flange for seamless installation on most passenger cars.
- • **Trusted Quality:** K&N Engineering’s metal outer shell and limited warranty guarantee durability and reliability.
- • **Bulk Buy Advantage:** Choose single units or convenient 12-packs to keep your fleet or personal vehicles running clean.
- • **Effortless Maintenance:** Simple backflushing lets you clean the filter quickly—no replacements needed, saving time and money.
- • **Maximize Fuel Efficiency:** High volume, low pressure design ensures smooth fuel delivery for peak engine performance.

## Overview

The K&N 81-0221 Fuel Filter is a compact, high-volume, low-pressure inline filter designed for passenger cars. Featuring a durable metal casing and easy backflush cleaning, it offers a reliable, cost-effective solution to maintain optimal fuel flow and engine performance. Available individually or in 12-packs, it fits vehicles with a 1/4 inch flange and comes backed by a limited warranty.

## Description

Not legal for sale or use in California on any pollution controlled motor vehicle.

Review: Non utile al mio scopo che era filtrare acqua.
Review: So far this filter has worked great on dual sport. Seems well made and very small which was a plus.

## Features

- High volume, low pressure
- Simple to clean by backflushing
- Available with 1/4Inch flange
- Available in single or 12-packs

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000E2AR70 |
| Best Sellers Rank | #52,618 in Automotive ( See Top 100 in Automotive ) #45 in Car Fuel Filters |
| Brand Name | K&N |
| Compatible with Vehicle Type | Passenger Car |
| Customer Reviews | 4.6 4.6 out of 5 stars (920) |
| Global Trade Identification Number | 00024844015600 |
| Included Components | IN-LINE GAS FLTR 1/4 SINGLEPAC |
| Item Diameter | 0.99 Inches |
| Item Type Name | IN-LINE GAS FLTR 1/4 SINGLEPAC |
| Item Weight | 0.01 Kilograms |
| Manufacturer | K&N Engineering |
| Manufacturer Part Number | 81-0221 |
| Manufacturer Warranty Description | LIMITED WARRANTY |
| Outer Material | Metal |
| Product Grade | Replacement Part |
| Style Name | Fuel Filters |
| UPC | 024844015600 883099089008 |

## Product Details

- **Brand:** K&N
- **Item diameter:** 0.99 Inches
- **Outer material:** Metal
- **Product grade:** Replacement Part
- **Vehicle service type:** Passenger Car

## Images

![K&N 81-0221 Fuel Filter - Image 1](https://m.media-amazon.com/images/I/618obgrMX2L.jpg)

## Customer Reviews

### ⭐ Review
*by P***I on 26 November 2021*

Non utile al mio scopo che era filtrare acqua.

### ⭐⭐⭐⭐⭐ Review
*by E***N on 4 March 2026*

So far this filter has worked great on dual sport. Seems well made and very small which was a plus.

### ⭐⭐⭐⭐⭐ Review
*by D***. on 26 January 2024*

Muy buen filtro, alto flujo, pequeño y discreto

## Frequently Bought Together

- K&N 81-0221 Fuel Filter
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- 10 Feet Long Fuel Line Fuel Hose Fuel Tube 1/4" ID x 3/8" OD with Hose Clamps for small engines

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**Shop now:** [https://www.desertcart.com.ar/products/335438324-k-and-n-81-0221-fuel-filter](https://www.desertcart.com.ar/products/335438324-k-and-n-81-0221-fuel-filter)

---

*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-05-19*