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USD 10.13
Part #: KNPS-4003

K&N Pro-Series Oil Filter PS-4003

1989-2019 Dodge 5.9L/6.7L Cummins
Part #: KNPS-4003
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K&N high flow oil filters are designed to provide better engine performance by reducing oil filter restriction. K&N high flow oil filters are engineered to handle all grades of synthetic and conventional motor oils, including blends, and use a pleated filtration media that provides increased capacity and outstanding filtration. K&N's legacy in both racing and street performance finds its way into all of our filtration designs. 

Height: 6.719 in (171 mm)
Outside Diameter: 3.655 in (93 mm)
Thread Inside Diameter: 1
Thread Number: 16UN-2B
PSI Relief Valve: None
Anti Drain Back Valve: No
Style: Canister
Removal Nut: No
Gasket Material: Nitrile Rubber
Filter Material: High Flow Premium Media
Bypass Valve: No
Weight: 0.58 lb (0.26 kg)

Manufacturer Part Number
AC PF1070
MOBIL1 M1403
ONAN 3903264
PURO L44422
PURO L45335
WIX 51607


  • MFG. Number PS-4003
  • Manufacturer Name K&N Engineering
  • Shipping Weight 1.00 lb.
  • Shipping Length 4 in.
  • Shipping Width 7 in.
  • Shipping Height 4 in.
  • Fuel Type Diesel
  • UPC 024844291905
  • Warranty Yes
  • Warranty Info 1 Year Limited
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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Most Popular Questions

How do these filters stack up against the stock filter for the 2013 Ram 2500? I am interested in using the K&N oil filter in place of the stock oil filter from Dodge
View Staff Answer 

The K&N Pro Series Canister Oil Filters provide outstanding quality at an affordable price. K&N has been offering the best performance filters for years and they certainly show the quality in these filters. The filters are required to meet OEM standards and often surpass these principles. The K&N Pro-Series Oil Filter PS-4003 is one of our best selling filters for the Cummins 5.9L & 6.7L engine!