COBRA Neighbor Hater Mufflers - Black 6041B XD-4/VX-Pro3/VX-Pro4 Helmet Liner — S Progressively increases pressure as rpm

Progressively increases pressure as rpm increases

Side vent still serves as an exhaust vent even when the front shutter is closed on the top duct

with the ability to quickly remove Backrest works with the standard H-D detachable docking kit or use with the Cobra docking kits (sold separately) Does NOT require the relocation of turn signals

not a simple slash cut The rolled tip is matched with an inner core finished with the same scalloped cut Inner tip is actually part of the constant velocity

COBRA Neighbor Hater Mufflers - Black 6041B XD-4/VX-Pro3/VX-Pro4 Helmet Liner — S Progressively increases pressure as rpmUses a 2 inch constant velocity core for exceptional sound and performance, surrounded by a stainless steel mesh encased in a bonded e glass tube Has a simple belled rolled end with an inner steel tip