Outerwears 20-2079-01 Pre-Filter helmets 2011-2017 Ski-Doo Renegade Adrenaline 4-TEC

2011-2017 Ski-Doo Renegade Adrenaline 4-TEC 1200

1999-2005 KTM 300 MXC

1994-1995 Harley Davidson FLHTCU Electra Glide Ultra Classic

1991-2006 Yamaha YFZ350 Banshee

2020-2022 KTM 890 Duke R

Outerwears 20-2079-01 Pre-Filter helmets 2011-2017 Ski-Doo Renegade Adrenaline 4-TECK&N Round Taper. 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