DPFXFIT™ – GESi-555 aftermarket replacement Diesel Oxidation Catalyst (DOC) for Volvo and Mack heavy‑duty engines, including D13, MP8, D16, and MP10. Built with a premium stainless steel canister and OEM‑grade components for durability, exact fit replacement, and improved emissions performance.
Design Advantages
•Designed and built in North America
•High-quality Stainless Steel body 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
