Want to make them really take notice? Install the new ZEX Rapid Fire Purge Module Kit and youll really get their attention. Equipped with a set of ear plugs to ensure personal noise protection, the Rapid Fire Purge Module Kit pulses any purge kit on the market regardless of brand. Release nitrous with a machine gun blast of noise and color to let them know youre nitrous equipped. The Rapid Fire Purge Module Kit includes the Rapid Fire Module, the award-winning Purge Cloud LED Light and all electrical connectors and wire. Everything you need for a complete and professional, 30 minute installation is included. The part number for this item is Zex 82370R (Red) or Zex 82370B (Blue).