04-30774-001 | DEF Tank Suction Manifold / Header | For Freightliner Trucks

Product Overview The 04-30774-001 DEF Tank Suction Manifold / Header is a critical component in the diesel exhaust fluid (DEF) system used in Freightliner trucks. This assembly is responsible for managing the pickup and supply of DEF from the tank to the dosing system, ensuring consistent fluid delivery for proper SCR (Selective Catalytic Reduction) operation. A properly functioning DEF header is essential for maintaining emissions compliance, preventing system faults, and avoiding costly downtime. This unit integrates key elements such as fluid pickup, temperature sensing, and level monitoring, helping ensure accurate system performance under demanding operating conditions. Key Features OEM Quality: Manufactured to meet or exceed Cummins performance standards Reliable DEF Delivery: Ensures consistent suction and flow to the DEF pump and dosing system Integrated Sensors: Supports accurate DEF level and temperature readings (where applicable) Durable Construction: Designed to withstand harsh environments, vibration, and DEF exposure Direct Fit Replacement: Engineered for straightforward installation with no modifications required Backed by Warranty: Covered by our standard 365-day warranty for peace of mind Compatibility Compatible with a wide variety of equipment utilizing DEF systems. Note: This includes only some compatible models. Additional applications may exist. Please confirm fitment using your machine serial number or contact us for assistance.