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High Quality 17801-31120 Auto Hepa Air Filter

A 17801-31120 auto HEPA air filter designed for Japanese vehicles, manufactured by Dongjie with a standard size and 12-month warranty. It is a direct fit replacement for OE 17801-31120, suitable for use in high-dust environments and long-haul operations where consistent air filtration is critical to engine longevity.

  • Warranty 12months
  • Size standardsize,standards
  • Color aspicture
  • MOQ 50Pcs
  • Brand dongjie

Stock number held for this listing: 11373

White HEPA air filter for Japanese car, front view with OE number 17801-31120 clearly marked
White HEPA air filter for Japanese car, front view with OE number 17801-31120 clearly marked
Key Benefits

What This Unit Does Well

  • Direct fit replacement for OE 17801-31120, eliminating the need for custom gaskets or adapters
  • 12-month warranty provides assurance against premature failure in demanding conditions
  • Standard size ensures compatibility with existing mounting points and housing designs
  • HEPA-grade filtration captures fine particulates that degrade engine performance over time
  • Available in bulk from 50 pieces, supporting fleet maintenance and spare parts inventory
  • Paper media can be specified per customer request, allowing for custom filtration needs
Application Scenarios

Where It Is Used

  • Engine maintenance in dusty construction zones where air quality is poor and filter life is shortened
  • Long-haul transport in Japan or Southeast Asia where consistent air filtration prevents turbocharger wear
  • Fleet operations requiring standardised filters across multiple Japanese-branded vehicles
  • Aftermarket repair shops stocking reliable HEPA filters for quick replacement without OEM delays
Fit

Who It Is For

  • Fleet owners managing Japanese commercial or passenger vehicles requiring consistent filter replacement
  • Aftermarket repair shops sourcing reliable HEPA filters for Japanese models without OEM lead times
  • Parts distributors building inventory for Japanese vehicle markets in Southeast Asia and the Middle East
  • Maintenance teams replacing filters on vehicles with high mileage where original filters have degraded
Buyer Pain

Problems It Solves

  • Uncertainty over filter fitment when replacing OEM parts with generic alternatives
  • Downtime caused by filters that fail before expected lifespan due to poor media quality
  • Lack of availability of HEPA-grade filters for Japanese vehicles in remote or emerging markets
  • Inconsistent filter performance across a mixed fleet due to non-standard filter designs
  • Delays in receiving replacement filters from original suppliers with long lead times
Engineering

Technical Features

  • HEPA-grade air filtration media for fine particle capture
  • OE number 17801-31120 compatibility for direct fitment
  • Standard size design matching original equipment dimensions
  • Plastic bag + box + carton packaging for safe transport
  • Customisable paper media based on customer request
  • 12-month warranty from manufacturer
Specification

Specification Table for This Listing

Taken from the supplier specification we hold. Anything not listed here is confirmed in writing before order rather than assumed.

Specification of High Quality 17801-31120 Auto Hepa Air Filter
Warranty12months
Sizestandardsize,standardsize
Coloraspicture
MOQ50Pcs
Branddongjie
OEM17801-31120
Paperascustomer'srequest
Packagepackingbox
Product Name17801-31120 auto HEPA air filter for Japan car
OEM Number17801-31120
Place of OriginHebei, China (Mainland)
Delivery Time7-15 days
FunctionQuick-fit
China (Mainland) Warranty12 months
Car Modelfor japanese car
Japan Car Coloras picture
Pcs Paperas customer's request
Materials

Materials and Build

  • HEPA-grade filter paper media
  • Plastic housing with standard mounting flanges
  • Reinforced cardboard and plastic packaging
  • Custom paper media as specified by customer
Process

How an Order Is Handled

  • You confirm the vehicle model and OE number 17801-31120 you need to replace
  • We send current photos and stock status for the Dongjie filter
  • You confirm the order quantity, paper type, and packaging preference
  • We prepare the order and issue a proforma invoice with delivery timeline
  • Unit is packed and shipped via your chosen method - express or sea freight
Quality Control

Checks Before Loading

  • Each filter is visually inspected for media integrity and housing damage before packing
  • OEM number and brand are verified against the specification sheet
  • Packaging is checked for damage and correct labelling before dispatch
  • Shipping photos and tracking numbers are sent upon dispatch
  • Customer can request third-party inspection at origin if required
Customisation

What Can Be Changed

  • Custom paper media thickness or filtration grade as per customer request
  • Packaging configuration - box only, or box with inner plastic bag
  • Label or marking on box for internal inventory tracking
  • Bulk packaging with custom carton size for warehouse handling
Honest Comparison

How It Compares With the Alternatives

Generic air filterHEPA-grade media offers superior particle capture but may have higher initial cost
OEM 17801-31120 filterSame fitment and performance, but Dongjie offers faster delivery and lower MOQ
Non-standard size filterStandard size ensures no modification to housing or mounting points
Use Guide

Using It Well

  • Install only on clean, dry surfaces to prevent contamination of the filter media
  • Replace at intervals recommended for Japanese vehicles to maintain engine protection
  • Inspect the housing and gasket for wear before installation to prevent air leaks
  • Do not reuse the old gasket; use a new one to ensure a proper seal
  • Store filters in a dry, clean environment to avoid moisture damage to the paper media
Photographs

More Views of This Unit

Photographs held for this listing. Current yard photographs of the specific unit you shortlist are taken fresh before any balance is paid.

Source Specification

Manufacturer Text We Hold for This Listing

High quality 17801-31120 auto hepa air filter 17801-31120 auto hepa filter for Japan car Item Air filter Brand Dongjie Color As pictures showned Warranty 12months OEM/ODM Acceptable OE number OE 17801-31120 Function Quick-fit Packing 1. Plastic bag+box+carton 2. Be customized FAQ: 1. Can you offer OEM &ODM? Our company accept OEM&ODM, if your need it, please inform us of your specific requirements. 2. what's your mode of transportation/shipping? By DHL, FedEx, UPS, TNT,EMS EXPRESS,By sea, By air etc.Of course, you can also specify the mode of transportation, then tell us your specific requirements. 3. Payment Terms? T/T, L/C, Western Union. Paypal. if you need to pay by other ways, please negotiate with us. 4. Are you a factory or a trade company? We are factory, welcome to visit our factory at any time. Send new inquiry, please click below:

Reproduced from the supplier specification. Figures are confirmed in writing on the proforma invoice before any deposit.

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Buyer Questions

Questions About This Unit

Is this a genuine OEM part or aftermarket

It is an aftermarket HEPA air filter made to match OE 17801-31120, with a 12-month warranty.

What is the lead time

7 to 15 days after order confirmation, depending on stock availability and shipping method.

Can you supply OEM or ODM

Yes, we accept OEM and ODM requests. Please provide your specific requirements for branding, packaging, or design.

What packaging options are available

Standard packing box. Custom packaging with plastic bag and carton is also available upon request.

What payment methods do you accept

T/T, L/C, Western Union, PayPal. Other methods can be negotiated on a case-by-case basis.

Price This Unit Against Your Port

Send the destination and quantity. A written specification, landed cost and shipping option comes back.