GilAir Plus, DL to STP Upgrade (factory only) Back Catalog number: 811-0945-01-R Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-1004-04 PM-4.0 Impactor Kit, Replacement for Models 810-10 Price on request 200156 Luer Taper Adapter, each (See also kit 200156-6) Price on request 810-0301-02 LFS-113 D Pump, No Charger Price on request