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aFe POWER Magnum SHIELD Pre-Filters protect your performance air filter and extends your filter cleaning intervals by removing large particles from the air stream prior to the air filter. This pre-filter does not restrict air flow and is made of a dry weave fabric that does not attract dirt and cleans with soap and water.
Fitment Table:
This pre-filter has been confirmed to fit the following aFe POWER air filters. The filter base, top and height dimensions are listed to identify fitment on other air filters.
| Air Filter Part Number | Air Filter Base Dimensions | Air Filter Top Dimensions | Air Filter Height (Does Not Include Flange) | Used on aFe POWER Cold Air Intake Systems Part Number |
|---|---|---|---|---|
| 21-91051 | 9" Diameter | 7" Diameter | 8" | 51-11872-1 51-12332 51-12332-GR |
| 24-91051 | 9" Diameter | 7" Diameter | 8" | 54-11872-1 54-12332 54-12832 |
| 72-91051 | 9" Diameter | 7" Diameter | 8" | 85-80066 |
