Outerwears 20-1051-01 Pre-Filter helmets-open-face-helmets-street Ratcheting design ensures the cap

Ratcheting design ensures the cap is not over tightened

1999-2004 Harley Davidson XL883C Sportster 883 Custom

2011-2025 Yamaha TTR110E

2016-2017 Yamaha VX1050F WaveRunner VX Limited

1000 watts max power

Outerwears 20-1051-01 Pre-Filter helmets-open-face-helmets-street Ratcheting design ensures the capK&N Round. Outerwear pre filters are manufactured from a durable polyester material. Material contains uniform micron sized openings that allow air in, yet filters out the unwanted elements, such as sand, dirt, clay and even water. Filters items as small as . 005 in diameter without noticeable air flow restriction. Dyno and flow bench testing has shown no significant loss of horsepower or air intake while using this product. Silicone impregnated micro