aFe Magnum FLOW Pro DRY S Inverted Replacement Air Filter Dodge Ram Cummins 2003-2024 - IRF

aFe SKU: AFE31-80102
Price
Regular price $112.88
Regular price $134.00 Sale price $112.88
16% OFF
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This is aFe's Magnum FLOW Inverted Replacement Air Filter - the IRF - with oil-free Pro DRY S media, for 2003-2024 Dodge and Ram trucks running the 5.9L and 6.7L Cummins inline-six diesel. The inverted construction is what distinguishes it: the element is built with 100% polyurethane on all four sides for an airbox that seats the filter the other way up, and it uses two layers of progressively finer mesh synthetic media rather than the three-layer stack in aFe's standard OE replacement panel.

Being a dry filter, it needs no oil at service time, so there is no risk of over-oiling a mass airflow sensor. It is washable and reusable through multiple cleaning cycles, and the tall, open, evenly spaced pleats hold a lot of dust before airflow suffers, which stretches the interval between cleanings. An integrated urethane bump seal gives a leak-free fit in the housing over the filter's life. It drops into the factory airbox with no modification and no tune. One fitment note from aFe: this filter does not fit vehicles equipped with the RAM Active Air System - check your truck before ordering. aFe states this product does not require a CARB EO number. If you want the standard-orientation OE replacement panel with a foam pre-filter instead, that is part number 31-10102.

  • Inverted Replacement Filter (IRF) construction - 100% polyurethane on all four sides
  • Pro DRY S media - oil-free, no oiling at service, no risk to the MAF sensor
  • Two layers of progressively finer mesh synthetic media
  • Washable and reusable for multiple cleaning cycles
  • Tall, open, evenly spaced pleats for dust-holding capacity and longer service intervals
  • Integrated urethane bump seal for a tight, no-leak fit
  • Outflows the stock paper filter
  • Direct drop-in replacement in the factory airbox - no modification and no tune required
  • Covers 2003-2024 Dodge / Ram diesel trucks with the 5.9L and 6.7L Cummins inline-six
  • Does NOT fit vehicles equipped with the RAM Active Air System
  • aFe states this product does not require a CARB EO number

Specifications

Type Inverted Replacement Filter (IRF)
Media Type Pro DRY S - two layers of progressively finer mesh oil-free synthetic media
Construction 100% polyurethane on all four sides with an integrated urethane bump seal
Direct Fit Yes - drops into the factory airbox, no modification. Does not fit vehicles with the RAM Active Air System
Tune Required No
Emissions Status Does not require a CARB EO number
Part Number 31-80102

This part fits:

Year Make Model Submodel
2003,2005-2010 Dodge Ram 2500 Laramie
2003-2010 Dodge Ram 2500 SLT
2006-2007 Dodge Ram 2500 Sport
2003-2010 Dodge Ram 2500 ST
2008-2010 Dodge Ram 2500 SXT
2010 Dodge Ram 2500 TRX
2006-2007 Dodge Ram 2500 TRX4
2003-2010 Dodge Ram 3500 Laramie
2003-2010 Dodge Ram 3500 SLT
2006-2007 Dodge Ram 3500 Sport
2003-2010 Dodge Ram 3500 ST
2008-2009 Dodge Ram 3500 SXT
2007 Dodge Ram 3500 TRX4
2013-2024 Ram 2500 Big Horn
2011-2024 Ram 2500 Laramie
2014-2015 Ram 2500 Laramie Limited
2011-2021 Ram 2500 Laramie Longhorn
2016-2024 Ram 2500 Limited
2021-2024 Ram 2500 Limited Longhorn
2013-2015,2019-2024 Ram 2500 Lone Star
2012-2016 Ram 2500 Outdoorsman
2019-2023 Ram 2500 Power Wagon
2023-2024 Ram 2500 Rebel
2011-2018 Ram 2500 SLT
2024 Ram 2500 Special Service
2011-2013 Ram 2500 ST
2013-2024 Ram 2500 Tradesman
2013-2024 Ram 3500 Big Horn
2011-2024 Ram 3500 Laramie
2014-2015 Ram 3500 Laramie Limited
2011-2020 Ram 3500 Laramie Longhorn
2016-2024 Ram 3500 Limited
2021-2024 Ram 3500 Limited Longhorn
2013-2015,2017,2019-2022 Ram 3500 Lone Star
2011-2024 Ram 3500 SLT
2024 Ram 3500 Special Service
2011-2013 Ram 3500 ST
2013-2024 Ram 3500 Tradesman

Shipping

  • In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
  • Standard, expedited, and overnight options at checkout.
  • Oversized items ship by freight and take longer.
  • Backordered items ship as soon as stock lands — contact us for lead times.
  • International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

  • 30-day returns on new, uninstalled items in original packaging with all hardware.
  • Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
  • Installed or used parts can’t be returned — confirm fitment before you install.
  • Special orders and custom items are final sale.
  • Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Refund Policy

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