The AFE 72-90058 Pro-Guard 7 BHAF (Big Honkin' Air Filter) for your diesel pickup is designed as a universal high-flow alternative to the popular paper disposable BHAF (Big Honkin' Air Filter) commonly used in the 94-02 Cummins and many other universal applications. Testing shows that this filter outlflowed the BHAF by up to 19%. Unlike the paper versions these filters are washable and re-usable for multiple cleaning cycles.


Pro-GUARD 7 Media:   

This filter features Pro-GUARD 7  media that consists of 5-Layers of progressively finer mesh oiled cotton gauze and 2-layers of finer porosity synthetic non-woven media for maximum protection in the most extreme environment.  The Pro-GUARD 7 filter media has been tested at 99.51 percent filtration efficiency.


Massive Washable/Reuseable Filter:

With 8-1/2"" Base x 8-1/2"" Top (Inv) x 11"" Height with a 4"" flange, this filter is a direct replacement for the popular Donaldson paper filter P/N: ECB085011).  Rather than throwing the filter away, you can now wash the filter and reuse it over and over again.  Since this filter is oil-free, servicing no longer requires through drying and re-oiling.


Rounded Open Pleats:

aFe performance air filters use a rounded, evenly spaced pleat design which produces more useable filter surface area for increased flow and greater dust holding capacity. Pleats are 30% taller that the paper alternative.


100% Polyurethane Construction:

To allow multiple cleaning cycles, the top and base are made of 100% pliable polyurethane that does not deteriorate with time or exposure to heat and chemicals.



Pro-GUARD 7 pre-oiled Media for Maximum Protection

This filter is a direct replacement for the Donaldson ECB085011 paper filter.

19% increase in Flow (427 CFM at 1.50"" H20) over Donaldson's filter. 

100% Polyurethane top and base for Long Filter Life

Flange reinforced with embedded metal ring to prevent seal failure

Washable and Reuseable for Multiple Cleaning Cycles 

2-year limited warranty


AFE Pro Guard 7 BHAF (Napa 6637 Replacement) - Tymar Intake