Top 10 400EX Air Filter – Powersports Air Filters

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1. Uni Filter

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Uni Filter NU-4119ST 2-Stage Air Filter

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Uni Filter #ad - Dual filters trap dirt, keep motors running clean even under the most severe conditions. Completely washable. 2-stage filtration increases performance and engine life. Fit type: Vehicle Specific.
BrandUni Filter #ad
ManufacturerUni Filter #ad
Height4.6 Inches
Length5.5 Inches
Weight0.05 Pounds
Width4.6 Inches
Part NumberNU-4119
ModelNU-4119ST
WarrantyLimited Manufacturer

2. K&N

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TRX400EX HA-4099, Premium, K&N Engine Air Filter: High Performance, Powersport Air Filter: Fits 1999-2014 HONDA TRX400X

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K&N #ad - High quality: Made in America. Engineered power: state-of-the-art filtration media provides up to 50% more airflow than disposable paper filters to increase power and acceleration Clogged or dirty air filters can reduce your vehicle’s acceleration by up to 10%.

World class protection: Pushing the limits of engine protection by protecting your engine from harmful contaminants. Ultimate longevity: 10-year/Million Mile Limited Warranty protects for the life of your vehicle. Eco-friendly: using a washable, reusable product helps reduce replacement waste A K&N filter will last longer than 10 disposable filters. Saves money: k&n high-flow replacement air filters will save you $250 over 10 years by avoiding disposable filters. Easy installation: pre-oiled and ready to install One of the easiest and most cost-effective upgrades for your motorcycle or ATV for quick performance gains.
BrandK&N #ad
ManufacturerK&N Engineering #ad
Height2.56 Inches
Length2.56 Inches
Weight1.32 Pounds
Width2.85 Inches
Part NumberHA-4099
ModelHA-4099
WarrantyLIMITED WARRANTY

3. Podoy

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400EX Air Filter for Compatible with Foreman Dual Stage 17254-HN1-000 500 4x4 TRX500FM, TRX500FPE & TRX500FPMATV, TRX500FE

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Podoy #ad - Replacement for: compatible with 17254-hn1-000 nu4126st320-20 Parts NU-4126ST 14-9003. Works for brands: fits compatible with : trx400ex 98-08 trx400x 09-14 trx420fa 14-16 trx420fe 14-16 trx420fm 14-16 trx420te/tm 14-16 trx500fa compatible with rubicon 01-04, 15 & 16 trx500fe compatible with foreman 4x4 es 12-16 trx500fga compatible with Foreman Rubicon/GPScape 04 TRX500FM Compatible with Foreman 4x4 12-16 TRX500FPE Compatible with FourTrax Foreman 4x4 12 & 13 TRX500FPM.

Package includes1pc air filter, the part/product is not sponsored or endorsed by, Non original aftermarket part, or affiliated with the brands it fit.

Fits the compatible with models listed below: 1999 - 2008 compatible with sportrax trx400ex 2009 / 2012 - 2014 compatible with sportrax trx400x 2014 - 2016 Compatible with Rancher 420 TRX420FA1, TRX420FM, TRX420FA2, TRX420FE, TRX420TM & TRX420TE. Universal fit:400ex air filter for Compatible with Foreman 17254-HN1-000 .
BrandPodoy #ad
ManufacturerPodoy #ad
Part Number17254-HN1-000

4. AloneGoer

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AloneGoer 17254-HN1-000 400EX Air Filter Compatible with Pioneer 500 Air Filter Foreman TRX400EX TRX400X TRX420FA TRX420FE TRX420FM TRX420TE TRX420TM TRX500FA TRX500FE TRX500FM SXS500M

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AloneGoer #ad - Replace trx650fa trx650fga 2004-2005; sxs500m 2015-2020 . Replace trx500fa trx500fe trx500fm trx500fpe trx500fpm 2012-2019; trx520fa trx520fe trx520fm 2020 Replace trx400ex trx400x 1999-2014; trx420fa trx420fe trx420fm trx420te trx420tm 2014-2020 Package include: 2x air filter. Replace number: 17254-HN1-000 .
BrandAloneGoer #ad
ManufacturerAloneGoer #ad
Part Number17254-HN1-000

5. Vichoice

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Vichoice 17254-HN1-000 Air Filter for Honda Foreman 500 TRX500F TRX500FE Rubicon 500 TRX500FA TRX500FM Rancher 420 TRX420 Sportrax 400 TRX400EX 4x4

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Vichoice #ad - Replacement for - 2020 2021 trx520fa trx520fe trx520fm / 2015-2021 sxS500M Pioneer 500 . Oem number - 17254-hn1-000 Compatible with - 2014-2021 trx420fa trx420fe trx420fm trx420TM TRX420TE. Replacement for - 2012-2019 trx500fm trx500fe / 2001-2004 2015-2019 TRX500FA. Compatible with - 2019 2012-2014 trx400x / 1999-2008 TRX400EX. Guarantee - items sold by Vichoice are returnable for any reason within 90 days of delivery.
BrandVichoice #ad
ManufacturerVichoice #ad
Part NumberAFT.a027
ModelAFT.a027

6. HIFROM

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HIFROM ATV Air Filter Element Cleaner Replacement for Honda TRX400EX TRX400X TRX420FA1 TRX420FA2 TRX420FE TRX420FM TRX420TM TRX420TE TRX500FM TRX500FE TRX500FM Replace 17254-HN1-000 Pack of 1

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HIFROM #ad - Package included: 1 x air filter. 5. High quality replacement air filter element parts replacement for honda engine. Atv element air filter replace replacement for honda parts # 17254-HN1-0003.

Air filter replacement for honda trx400ex,trx400x,trx420fa1,trx420fa2,trx420fe,trx420fm,trx420tm,trx420te,trx500fm,trx500fe,trx500fpe,trx500fpm,sxs500m,trx500fa,trx500fga,trx500fa,trx500fm,trX650FA & TRX650FGA,mmore details please see below. Air filter approximate dimensions: Length: 5inch 127mm,Outside diameter: 5. 24inch 133mm,Inside diameter: 3. 4inch 86. 5mm. 4. 1. 2. Hifrom focus on provide high quality products at fair price: Professional factory,Professional technical support; 3 Months warranty; if you unsatisfy with our product,you can return to our USA warehouse,no risk.
BrandHIFROM #ad
ManufacturerHIFROM #ad
Part NumberHI2743x1

7. Alibrelo

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Alibrelo 17254-HN1-000 TRX400EX TRX400X Air Filter Replacement for Rancher 420 TRX420FA1 TRX420FA2 TRX420FE TRX420FM TRX420TM TRX420TE Foreman 500 TRX500FM TRX500FE TRX500FPE TRX500FPM

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Alibrelo #ad - Replacement for rubicon trx500fa trx500fga trx500fm TRX650FA TRX650FGA. Replacement for rancher trx420fa trx420fe trx420fm TRX420TM TRX420TE. Replacement for sportrax 400 TRX400EX TRX400X. Replacement for 17254-hn1-000 17254-HN5-670 Replacement for foreman trx500fm trx500fe tRX500FPE TRX500FPM.
BrandAlibrelo #ad
ManufacturerAlibrelo #ad
Part NumberAlibrelo-air filter

8. Breynet

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Breynet 400ex TRX400ex Air Filter 17254-HN1-000 Compatible With Pioneer 500 TRX 400 420 500 650 Sportrax 400 Rancher 420 Foreman 500 Rubicon 500 Rincon 650 Atv Parts With Oil Filter

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Breynet #ad - 17254-hn1-000 air filter compatible with 400ex trx400ex TRX 400 420 500 650 Kits. 17254-hn1-000 air filter compatible with 2015 - 2016 Pioneer 500 SXS500M. 17254-hn1-000 air filter compatible with 2014 - 2016 rancher 420 trx420fa1, trx420FA2, trx420fe, trx420fm, TRX420TM & TRX420TE. Package includes: 1 pack 400EX Air Filter, 2 Packs Oil Filter. Note: please aware of this is Non Original Aftermarket Part.
BrandBreynet #ad
ManufacturerBreynet #ad
Part NumberBet029aa
ModelBet029aa

9. uni

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Uni NU-4126ST Multi-Stage Competition Air Filter

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uni #ad - Fits in stock air box exactly like OEM filter. Traps dirt and dust in 2 layers of foam. The small pore, inner filter prevents any engine-wrecking grit from reaching the cylinder. The large pore, pre-filter captures the bigger particles. Unsurpassed in airflow, dirt stopping and overall performance.
Branduni #ad
ManufacturerUni #ad
Height5 Inches
Length10 Inches
Weight0.6 Pounds
Width5.5 Inches
Part NumberNU4126ST

10. Physeed

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Physeed 400EX Air Filter Replacement for 17254-HN1-000 Sportrax Foreman Rancher Pioneer 400 420 500 650 TRX400EX TRX420FA TRX420FE TRX420FM TRX420TM TRX420TE TRX500FM TRX500FE

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Physeed #ad - For trx400ex sportrax 1999-2008; trx400x sportrax 2009 / 2012-2014; ; rincon 650 4x4 trx650fa & TRX650FGA 2003-2005. For foreman 500 4x4 trx500fm, trx500fe, trx500fpe & trx500fpm 2012-2016; rubicon 500 4x4 trx500FA 2015-2016. For rancher 420 trx420fa1, trx420fm, trx420fa2, trx420fe, trx420tm & trx420te 2014-2016; rubicon 500 4x4 auto TRX500FM 2016. Replace # : 17254-hn1-000 For pioneer 500 sxs500m 2015-2016; rubicon 500 4x4 trx500fa & trx500FGA 2001-2004.
BrandPhyseed #ad
ManufacturerPhyseed #ad
Part Number17254-HN1-000