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Supplier details checked 2026-09-23 · Test catalog
Magnaflow HM Grade Universal Catalytic Converter-4.00in.
HM Grade Universal Catalytic Converter - 4.00in.
HM Grade Universal Catalytic Converter-4.00in.
MagnaFlow OEM Grade Diesel Oxidation Catalyst
OEM Grade Diesel Oxidation Catalyst
Your trusted source for EPA-compliant diesel oxidation catalysts, providing assurance of genuine compliance while delivering quality that will last
Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel, designed to reduce noise and vibration
High Strength 16 Gauge 409 Stainless Steel Tubing For Exceptional Corrosion Resistance And Maximum Service Life
Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
Expertly Crafted To Replicate Oem-Like Flow Dynamics/Maintaining Factory Performance And Fuel Efficiency
Compact/Lightweight Construction Enables Installation In Confined Areas/Welding Is Required
Simplifies installation with essential gaskets and hardware being included in the box
Your Trusted Source For EPA-Compliant Catalytic Converters
Durable 308 stainless steel MIG welds
Not legal for sale or installation in California; Colorado or New York.
Not legal for sale or installation in California, Colorado or New York.
MagnaFlow Universal Catalytic Converter 02-06 Dodge Ram 2500/3500 Pickup 5.9L Cummins Diesel H.O.
Diesel Oxidation Catalyst
Catalytic Converter
HM Grade
OEM
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Diesel Oxidation Catalyst 60121. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 60121. The Universal design allows the part to fit a wide array of vehicles (cutting and welding required), and the stainless steel construction of this spun body catalytic converter is highly resistant to corrosion. The single laser fusion weld of the spun body greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.
Exhaust,MagnaFlow,Catalytic Convertor,Cadillac Convertor,Convertor,Emissions
HM Grade Universal Catalytic Converter-4in. Inlet/4in. Outlet
OEM Grade Diesel Oxidation Catalyst 60121
Diesel Oxidation Catalyst (DOC)
CatConverter
DslCatalyst
25173701
