Up for sale is OUTERWEARS 1999-2007 TRX400EX Sportrax Honda ATV PRE-FILTER K&N RU-2430. The vendor part number is 20-1249-01. Please read the title to know what is for sale Dyno and flow bench testing has shown no significant loss of horse power or air intake while using this product Silicone impregnated micro-mesh is water resistant Seams are dielectrically welded 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 particles as small as .005" in diameter without noticeable air flow restriction
I used this for a spare and replacement for Impulse Turbo XM 800 ETEC. I believe Impulse uses this same pre-filter in most of their turbo kits. This is the direct replacement for it. Works perfect.