For AD-9 Air Dryer Purge Valve with Heater (Replaces Bendix 800405 & 5004341)☛ Item SpecificationCondition: Brand New and High Quality.☛ Replace Part NumberBendix 800405 5004341☛ Compatible ModelsAD-9 Air Dryer☛ Package Included1 x Purge Valve Kit as Pictured..