Air Filter HiFlo - KTM EXC 250 TPI 2018

Overview

This Hiflofiltro foam air filter is a direct replacement for the original equipment filter fitted to a wide range of KTM, Husqvarna and Gas Gas off-road and enduro models listed below. Manufactured to meet or exceed OEM specifications, it delivers dependable filtration and consistent airflow in demanding motocross, enduro and competition environments.

Motorcycle fitment

This air filter is suitable for the following model families and year ranges:

• KTM SX / SX-F / SMR models – 2016 to 2022 (125, 150, 250, 350, 450)
• KTM EXC / EXC-F / EXC TPI / Six Days models – 2017 to 2023 (150, 250, 300, 350, 450, 500)
• KTM XC-W / XC-F models – 2017 to 2019
• Husqvarna TC / FC models – 2016 to 2022 (125, 250, 350, 450)
• Husqvarna TE / FE models (including i & TPI variants) – 2017 to 2023 (150, 250, 300, 350, 450, 501)
• Husqvarna FS 450 – 2016 to 2021
• Gas Gas EC / EC-F / MC-F models – 2021 to 2023 (250, 350, 450)

If your motorcycle falls within the models and year ranges listed above, this filter is the correct direct replacement for the original air filter. For precise confirmation, always check your model designation and year.

Why choose Hiflofiltro

• Manufactured to meet or exceed OEM specifications
• High quality foam construction for off-road filtration
• Designed for motocross, enduro and competition use
• Trusted worldwide aftermarket filtration brand

Benefits in use

• Helps protect the engine from dust, dirt and debris
• Maintains correct airflow for responsive throttle control
• Supports consistent power delivery in harsh conditions
• Direct replacement for straightforward installation

When to replace your air filter

• Inspect and clean regularly when riding off-road
• Replace if the foam element shows signs of wear or damage
• Service more frequently in dusty or muddy conditions
• As part of routine competition maintenance

Installation notes

• Remove the seat and access the airbox as per your workshop manual
• Remove the old filter and clean the airbox thoroughly
• Oil the foam element as required before installation
• Ensure correct seating and sealing before reassembly
• Professional installation recommended if unsure

Technical summary

• Brand: Hiflofiltro
• Wemoto part number: AB9438
• Hiflofiltro reference: HFF5019
• Type: Foam Air Filter

Why buy from Wemoto

• Fast dispatch and reliable delivery
• Extensive range of motorcycle service parts
• Knowledgeable customer support team

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.