That is the JRA/military description. This is the hose on the dirt drain on the Perentie air filter. Fitted only to those models with a full height snorkel - RFSU/SRV. *** Specific Brand Part *** This product is not specific to one brand. If the product photo shows or the description lists a specific brand, we may provide you with the same or similar part of a different brand. For more information, please see our Terms and Conditions.