--- product_id: 130614687 title: "Cold Air Intake Kit: High Performance, Increase Horsepower, 57-1139" brand: "k&n" price: "R9642" currency: ZAR in_stock: true category: "K&N" url: https://www.desertcart.co.za/products/130614687-cold-air-intake-kit-high-performance-increase-horsepower-57-1139 store_origin: ZA region: South Africa --- # Guaranteed horsepower & torque boost Easy 60-min installation kit Proudly made in the USA Cold Air Intake Kit: High Performance, Increase Horsepower, 57-1139 **Brand:** k&n **Price:** R9642 **Availability:** ✅ In Stock ## Summary > 🏍️ Ride louder, faster, and smarter with K&N’s cold air intake system! ## Quick Answers - **What is this?** Cold Air Intake Kit: High Performance, Increase Horsepower, 57-1139 by k&n - **How much does it cost?** R9642 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/130614687-cold-air-intake-kit-high-performance-increase-horsepower-57-1139) ## 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 - • **Command Attention:** Amplify your engine’s growl on acceleration for that unmistakable street presence. - • **Unleash Raw Power:** Experience a guaranteed increase in horsepower and torque with a less restrictive airflow path. - • **Plug & Play Upgrade:** Install in under an hour with all parts and instructions included—no mechanic needed. - • **Built for the Long Haul:** High-flow, reusable cotton filter lasts up to 100k miles before cleaning—performance that endures. - • **Dyno-Tested Performance:** Trust in wheel-based dynamometer testing for verified gains every ride. ## Overview The K&N Cold Air Intake System (57-1139) is a precision-engineered, dyno-tested upgrade designed specifically for 2017-2021 Harley Davidson models. It delivers a guaranteed boost in horsepower and torque by optimizing airflow with a high-flow, reusable cotton filter and custom heat shield. Proudly made in the USA, this system installs easily in under 60 minutes and is backed by a no-hassle lifetime limited warranty without voiding your factory coverage. ## Description K&N is the inventor of the Air Intake System and has over 50 years of experience in the performance filtration industry. Proudly designed and manufactured in the USA, this premium cold air intake system is specifically designed for your vehicle and is dyno tested to provide a guaranteed increase in horsepower. It features a high flow intake tube, custom heat shield, and oversized K&N Washable High-Flow Cotton Air Filter for ultimate airflow. This Intake system replaces the restrictive OEM air box to provide an improved driving experience for daily driving or towing. It installs easily in about 60 minutes and is backed by a No-Hassle Lifetime Limited Warranty and will not void your factory warranty.Compatible Vehicles:2018-2021 HARLEY DAVIDSON FLHC Heritage Classic2018-2021 HARLEY DAVIDSON FLHCS Heritage Classic 1142017-2021 HARLEY DAVIDSON FLHR Road King2018-2021 HARLEY DAVIDSON FLHRXS Road King Special2018-2021 HARLEY DAVIDSON FLHT Electra Glide Standard2019-2021 HARLEY DAVIDSON FLHTCUTG Tri Glide Ultra2017-2021 HARLEY DAVIDSON FLHTK Ultra Limited2017-2021 HARLEY DAVIDSON FLHX Street Glide2017-2021 HARLEY DAVIDSON FLHXS Street Glide Special2017-2021 HARLEY DAVIDSON FLRT Freewheeler2018-2021 HARLEY DAVIDSON FLSB Sport Glide2018-2021 HARLEY DAVIDSON FLSL Softail Slim2020-2021 HARLEY DAVIDSON FLTRK Road Glide Limited2017-2021 HARLEY DAVIDSON FLTRX Road Glide2017-2021 HARLEY DAVIDSON FLTRXS Road Glide Special2018-2021 HARLEY DAVIDSON FXBRS Breakout 1142018-2021 HARLEY DAVIDSON FXFBS Fat Bob 1142020-2021 HARLEY DAVIDSON FXLRS Low Rider S 1142020-2021 HARLEY DAVIDSON FXST Softail Standard 1072018-2020 HARLEY DAVIDSON FLDE Deluxe2018-2020 HARLEY DAVIDSON FLFBS Fat Boy 1142018-2020 HARLEY DAVIDSON FXBB Street Bob2018-2020 HARLEY DAVIDSON FXLR Low Rider2018-2019 HARLEY DAVIDSON FLFB Fat Boy2017-2019 HARLEY DAVIDSON FLHTCU Electra Glide Ultra Classic2019 HARLEY DAVIDSON FLHTKL Ultra Limited Low2019 HARLEY DAVIDSON FLTRU Road Glide Ultra2018-2019 HARLEY DAVIDSON FXBR Breakout 1072018-2019 HARLEY DAVIDSON FXFB Fat Bob ## Features - Increased Horsepower: Guaranteed to increase horsepower, helping unlock greater performance from your engine. - Enhanced Driving Experience: Improves throttle response and improved engine sound. - Premium Construction: Built with premium intake materials and a durable, high-quality finish designed for lasting performance. - Washable & Reusable Air Filter: Includes a High-Flow Air Filter that can go up to 100,000 miles before cleaning under normal highway driving conditions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07N8TMQ2Q | | Automotive Fit Type | Vehicle Specific Fit | | Best Sellers Rank | #721,117 in Automotive ( See Top 100 in Automotive ) #687 in Automotive Replacement Air Intake Filters | | Brand | K&N | | Brand Name | K&N | | Customer Reviews | 4.4 out of 5 stars 114 Reviews | | Fit Type | Vehicle Specific Fit | | Global Trade Identification Number | 00024844368973 | | Included Components | Air Filter^Intake Tube^Gasket^Back Plate^Parts Kit^Literature Packet | | Item Highlight | Fits Select 2017-2021 HARLEY DAVIDSON: FLHR Road King/FLSB Sport Glide(See Product Description) | | Item Type Name | Performance Air Intake System | | Item Weight | 4.2 pounds | | Manufacturer | K&N Engineering | | Manufacturer Part Number | 57-1139 | | Manufacturer Warranty Description | 1,000,000 Miles/10 Year | | Model Number | 57-1139 | | Number of Items | 1 | | Number of Packs | 1 | | OEM Equivalent Part Number | 57-1139 | | OEM Part Number | 57-1139 | | Product Grade | Performance Part | | Shape | Oblong | | UPC | 024844368973 | | Unit Count | 1 Count | ## Product Details - **Brand:** K&N - **Fit Type:** Vehicle Specific Fit - **Number of Items:** 1 - **OEM Part Number:** 57-1139 - **Product Grade:** Performance Part ## Images ![Cold Air Intake Kit: High Performance, Increase Horsepower, 57-1139 - Image 1](https://m.media-amazon.com/images/I/61S0ghf-6EL.jpg) ## Frequently Bought Together - K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: 50-State Legal: Fits 2017-2018 HARLEY DAVIDSON (Road King, Ultra Limited, Street Glide, Special, Freewheeler)57-1139 - K&N RE-5286DK Black Drycharger Filter Wrap - For Your K&N RE-5286 Filter --- ## 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.co.za/products/130614687-cold-air-intake-kit-high-performance-increase-horsepower-57-1139](https://www.desertcart.co.za/products/130614687-cold-air-intake-kit-high-performance-increase-horsepower-57-1139) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-11-12*