DPFXFIT™ – GESi-540 aftermarket Navistar International DOC replacement filters engineered for MaxxForce diesel engine platforms used in heavy-duty International trucks. Built to OEM specifications, these diesel oxidation catalysts (DOCs) support reliable hydrocarbon and carbon monoxide oxidation while delivering long service life and consistent emissions performance.
Design Advantages
•Designed and built in North America
•Exclusive 1-piece stainless steel canister design for durability
•DOC Cordierite Substrate manufactured by Tier-1 OEM suppliers
•OEM quality clamps and gaskets included
•Exact fit direct replacement
•3-year unlimited mileage warranty
