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Vehicle Info NeededMAGNAFLOWPART NUMBER: 642-454000
California Grade CARB Compliant Direct-Fit Catalytic Converter 454000
$1,27500
Ships on 09/21/2026
Lowest Price Guarantee- Direct Fit California Catalytic Converter
- E.O. D-193-110
Magnaflow 454000 Features:
MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 454000 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 2003-2005 Mercury Grand Marquis, 2003-2006 Lincoln Town Car, and more, this direct-fit catalytic converter also interchanges with OE part 3W1Z-5E212-GB. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
Part TypeCatalytic Converter
BrandMAGNAFLOW
Package Height8.0
Package Width10.0
Package Length44.0
Weight13.0 PG
Part CategoryPerformance Parts
Universal Or Specific FitSpecific
Outlet Size2.25 in (57.2 mm)
Cat Converter Air Tube AdapterNot Air Tube Kit Adaptable
Carb Eo NumberD-193-110 (pdf)
Converter Body SizeOEM
Oxygen Sensor LocationPre and Post Converter
Body SizeOEM
EmissionCalifornia
Overall Length34.6 in (878.8 mm)
Core Substrate MaterialCeramic
MaterialStainless Steel
Catalytic Converter FormatPre-Catalytic Converter and Main Catalytic Converter
Inlet Size (In.)2.25
California Air Board ApprovedYes
Substrate MaterialOEM
Exhaust Pipe MaterialStainless Steel
Body Length7.75 in (196.85 mm)
Exhaust Component Mount TypeUses Factory Hangers
Recommended UseConverter
Part FitmentDirect Fit
Vendor Part Number454000
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
