afe Filter GUARD Polyester Pre-Filter - Polaris RZR XP 1000 ES / RZR XP Turbo EPS 2016-2019Washable Polyester Construction: Just like our air filters, this dry weave polyester pre filter is washable and reusable. It can be cleaned easily with aFe POWER Cleaner and water. Extend Your Filter's Life: This pre filter slips directly over aFe POWER Air Filter (PN 81 10068 and 87 10068). It blocks large particles of dirt and debris before it reaches the air filter, offering protection and extending service intervals without negatively affecting