Air Filter HiFlo - Kawasaki KX 450 F (KX 450 HJF) 2018

Overview

This Hiflofiltro air filter has been specifically engineered for Kawasaki KX 250 F and KX 450 F models listed below. It is a direct replacement for the original equipment air filter and fits directly into the standard airbox without modification. The premium powerflow filter media is designed to deliver consistent airflow while helping protect the engine from dust, dirt and debris, making it ideal for motocross and off-road racing conditions.

Motorcycle fitment

This air filter is suitable for the following Kawasaki models:

• Kawasaki KX 450 F (KX 450 HGF) Air Filter HiFlo 2016 (All Regions)
• Kawasaki KX 250 F (AHF) Air Filter HiFlo 2017 (All Regions)
• Kawasaki KX 250 F (AJF) Air Filter HiFlo 2018 (All Regions)
• Kawasaki KX 450 F (KX 450 HHF) Air Filter HiFlo 2017 (All Regions)
• Kawasaki KX 450 F (KX 450 HJF) Air Filter HiFlo 2018 (All Regions)
• Kawasaki KX 250 F (AKF) Air Filter HiFlo 2019 (All Regions)
• Kawasaki KX 250 F (BLF) Air Filter HiFlo 2020 (All Regions)

If your motorcycle is listed above, this filter is the correct direct replacement for the original Kawasaki air filter.

Why choose Hiflofiltro

• Direct replacement design with precise fit and sealing
• Premium powerflow media engineered for consistent filtration and airflow
• Designed for demanding motocross and off-road use
• Trusted aftermarket brand used by riders and professional workshops worldwide

Benefits on the track

• Supports strong throttle response and consistent power delivery
• Helps protect the engine from dust and dirt in harsh riding conditions
• Reliable performance for racing and training
• Simple replacement keeps your airbox functioning as designed

When to replace your air filter

• At the interval specified in your owner’s manual
• After riding in dusty, sandy or muddy environments
• If the filter element appears heavily contaminated
• As part of routine off-road maintenance

Installation notes

• Remove the seat and access the airbox as outlined in the Kawasaki service manual
• Clean the airbox interior before installing the new filter
• Ensure the filter is correctly seated and sealed
• Reassemble components securely before riding

Care and maintenance

• This is a foam-type off-road air filter element
• Service according to Kawasaki recommendations
• Replace if damaged or excessively worn

Technical summary

• Brand: Hiflofiltro
• Wemoto part number: AB9437
• Hiflofiltro reference: HFF2027
• Type: Air Filter

Why buy from Wemoto

• Fast dispatch with clear returns support
• Comprehensive range of service parts to complete your job in one order
• Customer service backed by motorcycle experience

Returns

We hope that you are happy with your order, however, there may be instances where you wish to return an item. We ask that customers return items unused and with their original packaging. All returns should include a covering note stating the reason for the return and the order number clearly marked. Please retain the proof of postage until we have confirmed receipt of the items. We recommend sending by a recorded postage method. Refunds will be processed by the original payment method. If you paid on card, it can take up to 7 days to appear back in your account, with PayPal refunds taking up to 30 days refund if you've simply changed your mind, you have 30 days from the date of purchase to return your item(s) for a refund. Customers are responsible for return shipping costs where items are supplied correctly.

Exchanges

We allow customers up to 6 months after the purchase date to return the item for exchange, provided the item is in re-saleable conditions and proof of purchase can be established.

Supply errors

We ask that customers report supply errors as soon as possible after delivery. We reserve the right to decline issues reported beyond 6 months of the purchase date. Please check your order thoroughly on receipt. Where goods are supplied in error, or arrive damaged, we will cover all shipping costs and exchange or refund in full. We reserve the right to charge a 15% restocking fee for items that are returned in poor condition or outside of the accepted time period.

Electrical Items

Please note that when fitting electrical parts these can be damaged by the same faulty electrical system that caused the initial failure and in such circumstances these parts cannot be returned for a refund

Fitting Issues

Where customers experience issues fitting parts to their vehicle, we will always endeavor to thoroughly investigate and rectify where possible. We will first try to ascertain that you have purchased for the correct model of bike and that no modifications have been made. We cannot be held liable for issues fitting standard parts to non-standard or modified vehicles.