---
product_id: 18613660
title: "Sponsored Ad - Pre-Filter K303R For K&N Air Filter RF-1042 RU-1042 Filter Wrap"
brand: "filterwears"
price: "S/.177"
currency: PEN
in_stock: true
url: https://www.desertcart.pe/products/18613660-sponsored-ad-pre-filter-k303r-for-k-and-n-air
store_origin: PE
region: Peru
---

# Heat resistant Water repellent Debris barrier Sponsored Ad - Pre-Filter K303R For K&N Air Filter RF-1042 RU-1042 Filter Wrap

**Brand:** filterwears
**Price:** S/.177
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Filter Game!

## Quick Answers

- **What is this?** Sponsored Ad - Pre-Filter K303R For K&N Air Filter RF-1042 RU-1042 Filter Wrap by filterwears
- **How much does it cost?** S/.177 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/18613660-sponsored-ad-pre-filter-k303r-for-k-and-n-air)

## Best For

- filterwears enthusiasts

## Why This Product

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

## Key Features

- • **Easy Installation:** Designed with straps for hassle-free setup.
- • **Maximize Filter Life:** Extend your filter's lifespan with this essential pre-filter.
- • **All-Weather Performance:** No functionality loss in freezing temperatures.
- • **High-Performance Material:** Crafted from 100% monofilament polyester for durability.
- • **Cost-Effective Maintenance:** Reduce overall maintenance costs and service intervals.

## Overview

The FILTERWEARS Pre-Filter K303R is a high-performance accessory designed for K&N air filters, enhancing their efficiency and longevity. Made from durable monofilament polyester, this pre-filter effectively keeps out debris, dirt, and water, ensuring optimal performance in all weather conditions. With easy installation and a focus on cost-effective maintenance, it's the perfect upgrade for any serious automotive enthusiast.

## Description

Sponsored Ad - Pre-Filter K303R For K&N Air Filter RF-1042 RU-1042 Filter Wrap

## Features

- Reduces overall maintenance cost, Extends filter service intervals, Adds convenience, Extends the life of any filter exposed or not
- Keeps your high performance filter free of debris/dirt and water, Effective barrier for any particle bigger than .005 inches
- No reduction of functionality in freezing temperatures, Hydrophobic fabric is standard (water repellent), Handled heat up to 450 degrees Fahrenheit
- Made from 100% monofilament polyester, with straps at the base of pre-filter for ease of installation
- Size: 5.0"(top diameter), 7.5"(base diameter), 6.5"(height)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | FILTERWEARS |
| Brand | FILTERWEARS |
| Item Weight | 2 ounces |
| Product Dimensions | 7.5 x 7.5 x 6.5 inches |
| Country of Origin | USA |
| Item model number | RF-1042 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | K303R |
| OEM Part Number | RX-4750, RF-1042, RU-1042, RF-1042XD, E-3034 |

## Product Details

- **Brand:** FILTERWEARS
- **Product Dimensions:** 7.5"L x 7.5"W x 6.5"H
- **OEM Part Number:** RX-4750, RF-1042, RU-1042, RF-1042XD, E-3034
- **Shape:** Round
- **Manufacturer:** FILTERWEARS

## Images

![Sponsored Ad - Pre-Filter K303R For K&N Air Filter RF-1042 RU-1042 Filter Wrap - Image 1](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)

## Available Options

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

## Frequently Bought Together

- FILTERWEARS Pre-Filter K303R For K&N Air Filter RF-1042 RU-1042 Filter Wrap
- K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: High Performance, Premium, Washable: Flange Diameter: 6 In, Filter Height: 6.5 In, Flange Length: 1 In, Shape: Round Tapered, RF-1042
- 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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**Shop now:** [https://www.desertcart.pe/products/18613660-sponsored-ad-pre-filter-k303r-for-k-and-n-air](https://www.desertcart.pe/products/18613660-sponsored-ad-pre-filter-k303r-for-k-and-n-air)

---

*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-03-19*