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K&N Replacement Air Filter for 66-74 GM Trucks V6 379, 401, 432, 478


  • High Air Flow with Excellent Filtration
  • Increases Horsepower and Acceleration
  • Will Not Void Vehicle Warranty
  • Million Mile Limited Warranty
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Pricing: $100.99


K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for virtually every vehicle on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be THE LAST AIR FILTER YOUR VEHICLE WILL EVER NEED.

Application List

1981-1982 Chevrolet C20

1981-1982 Chevrolet C30

1981-1982 Chevrolet K30

1981-1982 Chevrolet P30

1981-1982 GMC C2500

1981-1982 GMC C3500

1981-1982 GMC K3500


Height: 5.563 in (141 mm)

Inside Diameter: 8.875 in (225 mm)

Outside Diameter: 11.375 in (289 mm)


  • E-1320
  • E-1320
  • K&N
  • New

Shipping Information

  • Item Requires Shipping
  • 2.8 lbs.
  • W6.1000” x H12.3000” x L12.1000”

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