Wehrli Custom Fabrication WCF100728 Outerwears Air Filter Pre-Filter Cover

The Wehrli Custom Fabrication WCF100728 Outerwears Air Filter Cover is a universal pre-filter designed to protect and extend the life of performance air filters used in diesel turbo kits and cold air intake systems. This protective cover deflects damaging debris that can prematurely clog air filters, helping maintain peak airflow and horsepower while extending the intervals between filter servicing.

Key Features:

• Compatible with WCF100717 4" and WCF100719 5" air filters
• Filters debris down to .005" while allowing smaller particles to pass through
• Hydrophobic water-repellent treatment protects against moisture infiltration
• UV resistant construction for long-lasting durability
• Heat resistant up to 450 degrees Fahrenheit
• Puncture resistant woven mesh construction
• Dry filter design requires no oils or additives
• Uniform micron openings prevent dirt buildup and airflow restriction

This pre-filter cover is specifically designed for use with Wehrli Custom Fabrication air filters in turbo and intake applications on diesel trucks including Duramax, Cummins, and Power Stroke platforms. The dry construction eliminates the need for filter oils that can attract dirt and reduce performance. Regular replacement of the pre-filter cover ensures continued protection and optimal engine performance in all driving conditions, from daily commuting to extreme off-road use.