An Outerwears Pre-Filter is certainly made of high quality materials and will prevent larger particles of dirt from entering into the engine. However, Outerwears manufactures Pre-Filters that should not be confused with a primary filter. You must continue to use a primary filter and add an Outerwears Pre-Filter to enhance your primary filters performance.
- Outerwears manufacturers Pre-Filters not to be confused with primary air filters
- Outerwears Pre-Filters must be used in combination with a primary filter