S&B KF-1052 Replacement Filters for Air Intake Systems 11-14 GM 6.6L Duramax RK-R3AS2004 This is called "Pumping" or

This is called "Pumping" or "Surge"

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S&B KF-1052 Replacement Filters for Air Intake Systems 11-14 GM 6.6L Duramax RK-R3AS2004 This is called "Pumping" orTo replace filters on S&B kit numbers 75 5065, 75 5065D, 75 5058, 75 5058D for 2011 14 GM 6. 6L Duramax. These filters are for replacing the Dry Washable filter on your SB Cold air intake system. The Dry filters are to be replaced every 15,000 Miles. The Washable Filters only need to be replaced if your current one is damaged. These washable filters have a 1 million mile warranty and do not need regular replacement.