Outerwears Pre-filter water-repellent cover for open-ended air filter (Green Filter, Cobb, Roush, Mountune,K&N Etc)

These pre-filters enhance the efficiency of performance or exposed air filters, protecting against debris and extending service intervals.

• The pre-filters are designed to deflect debris that can clog air filters, compromising peak airflow and horsepower.
• They extend the time between servicing intervals, reducing costs and increasing convenience.