--- product_id: 593344228 title: "K&N High-Flow Original Lifetime Engine Air Filter: Increase Power & Accerlation, Washable, Premium, Replacement Air Filter: Compatible with 2021-2024 Honda: CRF300L, ABS, Rally, Rally ABS, HA-3021" brand: "k&n" price: "€ 115.45" currency: EUR in_stock: true category: "K&N" url: https://www.desertcart.pt/products/593344228-k-and-n-high-flow-original-lifetime-engine-air-filter store_origin: PT region: Portugal --- # Boosts horsepower & acceleration Washable & reusable for life Precision OEM fit & easy install K&N High-Flow Original Lifetime Engine Air Filter: Increase Power & Accerlation, Washable, Premium, Replacement Air Filter: Compatible with 2021-2024 Honda: CRF300L, ABS, Rally, Rally ABS, HA-3021 **Brand:** k&n **Price:** € 115.45 **Availability:** ✅ In Stock ## Summary > ⚡ Elevate your ride with power that lasts a lifetime! ## Quick Answers - **What is this?** K&N High-Flow Original Lifetime Engine Air Filter: Increase Power & Accerlation, Washable, Premium, Replacement Air Filter: Compatible with 2021-2024 Honda: CRF300L, ABS, Rally, Rally ABS, HA-3021 by k&n - **How much does it cost?** € 115.45 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/593344228-k-and-n-high-flow-original-lifetime-engine-air-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 - • **Long-Lasting Filtration:** Multi-layer pleated cotton media offers high capacity and extended service intervals. - • **Race-Tested Reliability:** Developed and tested on the world’s toughest tracks to ensure top-tier durability and filtration. - • **Unleash Peak Performance:** Engineered to increase horsepower and acceleration for your Honda CRF300L series. - • **Eco-Friendly Power Upgrade:** Washable, reusable filter reduces waste and saves you money over disposable alternatives. - • **Precision Fit, Zero Hassle:** Fits directly into OEM air box with a custom sealing bead for a perfect, no-fuss installation. ## Overview The K&N High-Flow Original Lifetime Engine Air Filter is a premium, washable replacement filter designed specifically for 2021-2024 Honda CRF300L models. It enhances engine performance by increasing airflow, boosting horsepower and acceleration, while providing superior filtration with multi-layer cotton gauze media. Engineered for easy OEM fit and backed by a 10-year/million-mile warranty, this eco-friendly filter offers long service intervals and race-proven durability. ## Description K&N performance High-Flow Air Filters are engineered to improve engine performance by increasing airflow. 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 motorcycle, ATV, or Side-By-Side 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 for your journey. Join the millions of customers who have saved money and improved performance by upgrading to K&N filtration.Compatible Vehicles:2021-2024 HONDA CRF300L2021-2024 HONDA CRF300L ABS2021-2024 HONDA CRF300L Rally2021-2024 HONDA CRF300L Rally ABS ## Features - Designed to provide increased horsepower and acceleration - Specifically developed for Off-Road, Motocross, ATVs, UTVs and Side by Sides - Pleated cotton media provides a large filtration area offering low restriction, high-capacity and long service intervals - Multiple layers of woven cotton gauze media offers excellent filtration - Fits directly into OEM air box with application specific sealing bead ensuring a precise fit ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CFWG8RBM | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | #591,568 in Automotive ( See Top 100 in Automotive ) #7,284 in Automotive Replacement Air Filters | | Brand Name | K&N | | Customer Reviews | 4.3 4.3 out of 5 stars (43) | | Fit Type | Universal Fit | | Included Components | 1 Air Filter | | Item Dimensions L x W x H | 5.25"L x 4.63"W x 1"H | | Item Type Name | Replacement Air Filter | | Manufacturer | K&N Engineering, Inc. | | Manufacturer Part Number | HA-3021 | | Manufacturer Warranty Description | 1 Year Limited | | Model Number | HA-3021 | | OEM Equivalent Part Number | HA-3021 | | Product Grade | Performance Part | | Shape | Panel | | UPC | 024844395979 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** K&N - **Fit Type:** Universal Fit - **OEM Part Number:** HA-3021 - **Product Dimensions:** 5.25"L x 4.63"W x 1"H - **Product Grade:** Performance Part ## Images ![K&N High-Flow Original Lifetime Engine Air Filter: Increase Power & Accerlation, Washable, Premium, Replacement Air Filter: Compatible with 2021-2024 Honda: CRF300L, ABS, Rally, Rally ABS, HA-3021 - Image 1](https://m.media-amazon.com/images/I/51KT7yQH6cL.jpg) ![K&N High-Flow Original Lifetime Engine Air Filter: Increase Power & Accerlation, Washable, Premium, Replacement Air Filter: Compatible with 2021-2024 Honda: CRF300L, ABS, Rally, Rally ABS, HA-3021 - Image 2](https://m.media-amazon.com/images/I/814Zqhr2uyL.jpg) ![K&N High-Flow Original Lifetime Engine Air Filter: Increase Power & Accerlation, Washable, Premium, Replacement Air Filter: Compatible with 2021-2024 Honda: CRF300L, ABS, Rally, Rally ABS, HA-3021 - Image 3](https://m.media-amazon.com/images/I/81p8PEIJm1L.jpg) ![K&N High-Flow Original Lifetime Engine Air Filter: Increase Power & Accerlation, Washable, Premium, Replacement Air Filter: Compatible with 2021-2024 Honda: CRF300L, ABS, Rally, Rally ABS, HA-3021 - Image 4](https://m.media-amazon.com/images/I/81YSybfrzAL.jpg) ![K&N High-Flow Original Lifetime Engine Air Filter: Increase Power & Accerlation, Washable, Premium, Replacement Air Filter: Compatible with 2021-2024 Honda: CRF300L, ABS, Rally, Rally ABS, HA-3021 - Image 5](https://m.media-amazon.com/images/I/71mynjLZHXL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/593344228-k-and-n-high-flow-original-lifetime-engine-air-filter](https://www.desertcart.pt/products/593344228-k-and-n-high-flow-original-lifetime-engine-air-filter) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-07-07*