---
product_id: 49490693
title: "K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils: Fits Select Harely Davidson Motorcycles, KN-171B"
brand: "k&n"
price: "NT$1525"
currency: TWD
in_stock: true
reviews_count: 13
category: "K&N"
url: https://www.desertcart.tw/products/49490693-k-and-n-motorcycle-oil-filter-high-performance-premium-designed
store_origin: TW
region: Taiwan
---

# 17mm nut for effortless wrench-off removal High flow rate for peak engine performance Removes 99% of harmful contaminants K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils: Fits Select Harely Davidson Motorcycles, KN-171B

**Brand:** k&n
**Price:** NT$1525
**Availability:** ✅ In Stock

## Summary

> 🛵 Ride Clean, Ride Confident: The Ultimate Filter for Your Harley

## Quick Answers

- **What is this?** K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils: Fits Select Harely Davidson Motorcycles, KN-171B by k&n
- **How much does it cost?** NT$1525 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/49490693-k-and-n-motorcycle-oil-filter-high-performance-premium-designed)

## 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

- • **Optimized Oil Flow:** High flow rates ensure your Harley’s engine runs smoothly under all conditions.
- • **Durability That Lasts:** Heavy-duty steel canister built to withstand extreme riding environments.
- • **Effortless Maintenance:** 17mm exposed nut design makes filter changes quick and hassle-free.
- • **Universal Oil Compatibility:** Works seamlessly with synthetic, conventional, and blended oils for versatile use.
- • **Unmatched Engine Protection:** Synthetic-blend media traps nearly all contaminants, extending engine life.

## Overview

The K&N KN-171B Motorcycle Oil Filter is a premium, high-performance filter engineered for select Harley Davidson motorcycles. Featuring a heavy-duty steel construction and synthetic-blend filtration media, it delivers exceptional oil flow and traps 99% of harmful contaminants. Designed for easy wrench-off removal with a 17mm exposed nut, it supports synthetic, conventional, and blended oils, ensuring versatile compatibility and reliable engine protection on every ride.

## Description

Buy K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils: Fits Select Harely Davidson Motorcycles, KN-171B at desertcart UK. Free delivery on eligible orders.

Review: happy with product - item came as described came on due date
Review: Convenient design. - The nut on the end makes fitting and more importantly removal so much easier. Had a few of these and no complaints.

## Features

- HIGH FLOW RATES: Designed to provide exceptional flow rates and a consistent flow of oil to your engine
- PROTECT YOUR ENGINE: Synthetic-blend filtration media removes most harmful contaminants
- EXTENSIVELY TESTED: Laboratory tested to ensure excellent capacity and burst strength
- VERSATILE COMPATIBILITY: Designed to operate with all synthetic, conventional, and blended motor oils
- EASY TO REMOVE: Fast and easy Wrench-Off removal
- HEAVY-DUTY CONSTRUCTION: Heavy-duty canister for outstanding durability
- NO-HASSLE WARRANTY: 1-Year Limited Warranty
- O/E replacement oil filters for most cars, trucks, SUV's, motorcycles, & ATV's
- 17 mm exposed nut designed for easy oil filter removal
- Heavy duty construction for extreme conditions
- Resin-impregnated filter media traps 99% of harmful contaminants
- Anti-drainback valve (where applicable) eliminates dry starts, prevents oil from draining back into crankcase during engine shutdown

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000FGI6E6 |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | 33,453 in Automotive ( See Top 100 in Automotive ) 194 in Car Oil Filters |
| Brand | K&N |
| Brand Name | K&N |
| Compatible with Vehicle Type | Motorcycle |
| Country Of Origin | Slovakia |
| Customer Reviews | 4.8 out of 5 stars 6,169 Reviews |
| Global Trade Identification Number | 00024844087737 |
| Included Components | 1 Motorcycle Oil Filter |
| Item Dimensions | 10.2 x 7.6 x 7.6 centimetres |
| Item Type Name | Motorcycle Oil Filter |
| Item Weight | 272 g |
| Item dimensions L x W x H | 10.2 x 7.6 x 7.6 centimetres |
| Manufacturer | K&N Filters Ltd. |
| Manufacturer Part Number | KN-171B |
| Manufacturer Warranty Description | 3 Months |
| Material | Steel |
| Material Type | Steel |
| Model Number | KN-171B |
| Number of Items | 1 |
| Number of Packs | 1 |
| OEM Equivalent Part Number | KN-171B |
| Outside Diameter | 2.91 Inches |
| Outside diameter | 2.91 Inches |
| Part Interchange Info | Direct OE replacement for Harley Davidson models listed in the 'Vehicle Fitment' section |
| Product Grade | Performance Part |
| Product grade | Performance Part |
| Thread Size | M20 x 1.5 |
| UPC | 759173941725 182683047043 024844087737 |
| Unit Count | 1.0 count |
| Vehicle service type | Motorcycle |

## Product Details

- **Brand:** K&N
- **Item dimensions L x W x H:** 10.2 x 7.6 x 7.6 centimetres
- **Material:** Steel
- **Product grade:** Performance Part
- **Vehicle service type:** Motorcycle

## Images

![K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils: Fits Select Harely Davidson Motorcycles, KN-171B - Image 1](https://m.media-amazon.com/images/I/615VVLBFeZL.jpg)
![K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils: Fits Select Harely Davidson Motorcycles, KN-171B - Image 2](https://m.media-amazon.com/images/I/81heXFoo4oL.jpg)
![K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils: Fits Select Harely Davidson Motorcycles, KN-171B - Image 3](https://m.media-amazon.com/images/I/81ESEmBChGL.jpg)
![K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils: Fits Select Harely Davidson Motorcycles, KN-171B - Image 4](https://m.media-amazon.com/images/I/71sso2gAa6L.jpg)
![K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils: Fits Select Harely Davidson Motorcycles, KN-171B - Image 5](https://m.media-amazon.com/images/I/81r-IhS1SSL.jpg)

## Questions & Answers

**Q: Amazon needs to fix the fact that this filter does in fact, fit a 2018 harley davidson fat bob fxfb... cuz i use it all the time.**
A: You can go the K&N webpage (link below) for this particular filter.  There is a fitment guide there.   According to that website this will fit a 2010 Fat Bob and several others.

**Q: does this filter a kn171b replace a 63798-99A**
A: The 63798-99A would cross-reference to the K&N KN-171B Oil Filter.

**Q: Can I use this filter on my 2019 fatboy 107?**
A: Not sure. A 2002 Lexus 300 SUV is the same filter as this I do know.

**Q: Will this work on a2016 wide glide 103 engine**
A: This fit the 103 Harley Twin I have. Ultimately, put your make and model into your garage in Amazon and it will let you know if it applies. I suspect it will fit all 103 engines.

## Customer Reviews

### ⭐⭐⭐⭐⭐ happy with product
*by M***E on 29 July 2025*

item came as described came on due date

### ⭐⭐⭐⭐⭐ Convenient design.
*by M***E on 16 June 2025*

The nut on the end makes fitting and more importantly removal so much easier. Had a few of these and no complaints.

### ⭐⭐⭐⭐⭐ So much easier to remove and replace
*by M***D on 26 June 2024*

Clever of K and N to put a nut on the end of the filter for easy removal. From now on this is the only filter I will use for my softail.

## Frequently Bought Together

- K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils, Wrench Off Nut: Fits Select Harely Davidson Motorcycles, KN-171B
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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-08-16*