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Fleetguard - Cummins Filtration

Fleetguard LF3970 Oil Filter Cummins QSB Engine

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Fleetguard LF3970

LF3970 Oil Filter For the Cummins QSB Diesels

Fleetguard LF3970 Stratapore Oil Filter

The Cummins QSB and ISB engines are Tier 3/Stage IIIA compliant 4-cylinder and 6-cylinder electronic QSB diesel engines. The QSB series diesel engines from Cummins are smaller, quieter, hard-working diesel engines. The QSB series turbo diesel engines require the Fleetguard LF3970 high-performance oil filter to meet their extended service intervals.

NOTE: This QSB Series and ISB Series Diesel Engine Oil Filter is currently on a National Backorder Status due to the ongoing effects of the Covid-19 Virus released upon the world, supply chain disruption, vaccine mandates, and the policy of paying people more money not to go back to work. Your order will ship as soon as the product becomes available. We apologize for this inconvenience! Please read this product availability prior to placing an order for this lube filter.

Fleetguard LF3970 Oil Filter is a Premium Oil Filter designed for use on engines equipped with the LH100 remote head.

The LF3970 Lube Filter Applications:

  • QSB 3.9L Cummins Turbo Diesels.
  • QSB 4.5L Cummins Turbo Diesels.
  • B 4.5L Cummins Turbo Diesels.
  • QSB 5.9L Cummins Turbo Diesels.
  • QSB 6.7L Cummins Turbo Diesels.
  • ISB 6.7L Cummins Turbo Diesels.
  • B 6.7L Cummins Turbo Diesels.

Fleetguard LF3970 Oil Filter benefits:

  • Strength and durability
  • Less compromise of efficiency and life due to multilayer Organic contaminant tolerance
  • Lower filter restriction for Cold Flow Filtration
  • Contains the patented StrataPore™ Filtration Media for improved filtration
  • Designed to meet the 500-hour service intervals

The FLEETGUARD LF3970 oil filter includes StrataPore™ Filtration Media, which is a multi-layered filter media, with the optimum number of layers for particle removal. This Fleetguard LF3970 Oil Filter is a Cummins Filtration replacement oil filter that offers dependability and reliability that surpasses OEM specifications and customer requirements. Fleetguard LF3970 Oil Filter has unique layering capabilities that allow this StrataPore™ filter to provide a nearly 50% reduction of filter restriction during cold start. Fleetguard LF3970 Oil Filter is a StrataPore™ replacement oil filter that contains Stronger and More Durable Filter Media that allows customers to extend five hundred-hour service intervals without compromise. Fleetguard developed the LF3970 Stratapore Oil Filter to meet the Extended Service Environment (ESI) Compatibility replacement oil filter required for the Cummins QSB series 5.9L and 6.7L engines. The Fleetguard brand has been defining quality filtration products since 1963, and the Fleetguard LF16035 Oil Filter is another excellent product from FLEETGUARD.

Fleetguard LF3970 Oil Filter specifications:

  • 30 microns at 100% efficiency
  • 10 microns at 60% efficiency
  • The flow rate of 8.72 GPM
  • Maximum Working Pressure of 125 PSI.

Fleetguard LF3970 Oil Filter Cross Reference:

  • Baldwin B7177 or BT595
  • NAPA 7028 or 7182
  • Cummins 3937736
  • FRAM PH8942
  • Purolator L45881 or L45391

Dimensions of the Fleetguard LF3970 Oil Filter:

  • Largest OD 93.47 mm (3.68 in)
  • Overall Height 176.28 mm (6.94 in)
  • Thread Size 1-16 UN-2B Fleetguard

The LF3970 Diesel Oil Filter Supersedes:

  • Fleetguard LF3729
  • Fleetguard LF3937

KLM Performance offers quantity discounts on the purchase of all Fleetguard filters for your Cummins diesel engine.

 
  • Engine: Cummins QSB 3.9L | Cummins QSB 4.5L | Cummins QSB 5.9L | Cummins QSB 6.7L
  • Flow Rate: The Stratapore Media Provides Unrestricted Oil Flow.
  • Filter Type: Lube Filter
  • Filtration Rating: The Strapore Media captures the harmful particles between 5 and 15 Microns. 
  • Item Number: Fleetguard LF3970
  • Make: Cummins 
  • Model
  • Year: 1998.5 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2007.5 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019
  • Manufacturer Part No: LF3970
  • Product Application: Fleetguard LF3970 Oil Filter for the Cummins QSB Engine Series.
  • Height: 4
  • Width: 8
  • Brand: Fleetguard - Cummins Filtration
  • FAQ: Why is the Stratapore media so effective when compared to Cellulose Media? StrataPore media filters twice as efficiently as cellulose and delivers almost 100% filtration efficiency for this range of particles. 
  • Part Number: LF3970
  • Manufacturer: Fleetguard - Cummins Filtration
  • Product Note: This Fleetguard LF3970 Oil Filter for the Cummins QSB Engine Series is on a National Back Order Status. Please make note of this inventory condition prior to placing an order for this Lube Filter!