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Vehicle Info NeededMAGNAFLOWPART NUMBER: 642-51906
OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter 51906
$83900
Ships on 09/14/2026
Lowest Price Guarantee- Direct Fit Catalytic Converter
- OEM Grade
- 49 State
Magnaflow 51906 Features:
MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51906 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. Designed to fit the 2004-2005 Ford Thunderbird and 2004-2006 Lincoln LS, this direct-fit catalytic converter also interchanges with OE part 4W6Z-5F250-AA. Hardware is included to eliminate the hassle of working with corroded factory parts. 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.
Part TypeCatalytic Converter
BrandMAGNAFLOW
Package Height13.5
Package Width27.0
Package Length33.0
Weight30.855 PG
Part CategoryPerformance Parts
Converter Style3-way
Outlet QuantityTwo
EmissionNon-California (49-State)
Catalytic Converter FormatPre-Catalytic Converter and Main Catalytic Converter
Inlet Size (In.)OE
Heat ShieldYes
Air TubeNo
Inlet QuantityTwo
Case MaterialStainless steel
Universal Or Specific FitSpecific
Outlet SizeOEM
Cat Converter Air Tube AdapterNot Air Tube Kit Adaptable
Converter Body SizeOEM
Body SizeOEM
QuantitySold individually
Overall Length55 in (1397 mm)
Core Substrate MaterialOEM
MaterialStainless Steel
Inlet AttachmentStock flange
California LegalNo
California Air Board ApprovedNo
Substrate MaterialCeramic honeycomb
Outlet AttachmentSlip fit
Exhaust Pipe MaterialStainless Steel
Exhaust Component Mount TypeUses Factory Hangers
Recommended UseConverter
Part FitmentDirect Fit
Vendor Part Number51906
Package Qty1
Package TypeEA
No Questions
No Reviews
Some parts are not legal for use in California or other states with similar laws / regulations
