At least 4mm thick

Off Snow: Marshland

Filler opening: Ø = 29 mm

Alternative JT Part#: JTF1902

We don't feel this is necessary

BMC Air Filters - ATV Yamaha RAPTOR 660 High Performance Air Filter K-Type-Electric Parts Connectors At least 4mm thickThis High Performance air filter is made from premium material that allow increased air flow and filtration efficiency, blocking containment as small as 7 microns (compared with 10 microns in most other filters). BMC air filters are produced using a "Full Moulding" system. This prolongs the life and durability of the filter. The rubber used in BMC air filtering systems has a long life with optimum adhesion characteristics to all shapes of airboxes.