HomeExhaust > Catalytic ConverterMagnaFlow 5421031 Catalytic Converter - Rear
Part #: 5421031

MagnaFlow 5421031 Catalytic Converter - Rear

Direct-Fit CALIFORNIA OBDII CONVERTERS, Rear
⚙️ 8 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Direct-Fit CALIFORNIA OBDII CONVERTERS, Rear
🚗Fitment: Ford and Mercury, Sable and Taurus
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of MagnaFlow Catalytic Converter 5421031

The MagnaFlow Direct-Fit CALIFORNIA OBDII CONVERTERS catalytic converter 5421031 is engineered specifically for Ford Taurus and Mercury Sable models. Designed with stainless steel construction and a ceramic substrate, this converter meets emission standards while providing reliable exhaust flow.

  • Specific fit for Ford Taurus and Mercury Sable
  • Stainless steel tube and body for corrosion resistance
  • Bolt-on inlet and clamp-on outlet for straightforward installation
  • Ceramic substrate for effective catalytic conversion
  • Includes mounting hardware and gasket for secure fit
  • Overall length of 28.25 inches with 2.25-inch inlet and outlet diameters

Product Line: Direct-Fit CALIFORNIA OBDII CONVERTERS

The Direct-Fit CALIFORNIA OBDII CONVERTERS line by MagnaFlow is designed to meet California emissions requirements with precise fitment and reliable performance. This product line focuses on direct-fit applications, ensuring compatibility with specific vehicle models like the Ford Taurus and Mercury Sable. Each converter in this line features durable stainless steel construction and a ceramic substrate to maintain emission control and exhaust efficiency.

Detailed Product Description

This MagnaFlow catalytic converter 5421031 features a spun, round stainless steel body measuring 11 inches in length and 4 inches in both height and width. The converter has a single inlet and outlet, each with a 2.25-inch diameter, facilitating a bolt-on inlet and clamp-on outlet connection. The ceramic substrate inside effectively reduces harmful emissions while maintaining exhaust flow. The converter does not include a heat shield or sensor ports, focusing on a straightforward replacement for compatible vehicles.

Common Applications and Problem Solving

  • Replacement for damaged or clogged catalytic converters on Ford Taurus and Mercury Sable
  • Restores proper emission control to pass California OBDII inspections
  • Addresses exhaust leaks caused by deteriorated converter bodies or seals
  • Improves engine performance by ensuring efficient exhaust flow
  • Helps reduce harmful emissions to comply with environmental regulations

Installation Notes and Tips

This catalytic converter is designed for a specific fit on Ford Taurus and Mercury Sable models, simplifying installation. The bolt-on inlet and clamp-on outlet allow for easier connection to existing exhaust piping. Mounting hardware and gasket are included to ensure a secure and leak-free installation. Note that clamps are not included, so verify if additional clamps are needed for your application. No heat shield is attached, so check vehicle requirements before installation.

Quality Assurance and Warranty

MagnaFlow catalytic converters are manufactured with stainless steel materials to resist corrosion and extend service life. The ceramic substrate is engineered for consistent emission reduction performance. While specific warranty details are not provided here, MagnaFlow products typically come with a limited warranty covering defects in materials and workmanship. Verify warranty terms with the product documentation or manufacturer.

BrandMagnaFlow
Part Number5421031
PositionDirect-Fit CALIFORNIA OBDII CONVERTERS, Rear
Mounting Hardware IncludedYes
Universal Or Specific FitSpecific
Grade TypeRegular
Tube MaterialStainless steel
Inlet TypeBolt-on
Outlet TypeClamp-on
Body Length11
Heat Shield AttachedNo
Inlet Quantity1
Body MaterialStainless steel
Outlet Quantity1
Substrate MaterialCeramic
Overall Length28.25
Air Tube Count0
Sensor Port Count0
Air Tube AdaptableNo
Body Height4
Body ShapeRound
Body TypeSpun
Body Width4
Clamp IncludedNo
Converter Quantity1
FinishStainless steel
Gasket IncludedYes
Hangers IncludedNo
Heat Shield MaterialNone
Inlet Diameter2.25
Inlet Inside Diameter2.25
Main Piping Diameter2.25
Outlet Diameter2.25

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007FordTaurus3.0LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-147; Engine Family Number 7FMXV03.0VEY; Direct-Fit CALIFORNIA OBDII CONVERTERS
2006FordTaurus3.0LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-147; Engine Family Number 6FMXV03.0VEY; Direct-Fit CALIFORNIA OBDII CONVERTERS
2005FordTaurus3.0LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-147; Engine Family Number 5FMXV03.0VEY; Direct-Fit CALIFORNIA OBDII CONVERTERS
2005MercurySable3.0LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-147; Engine Family Number 5FMXV03.0VEY; Direct-Fit CALIFORNIA OBDII CONVERTERS
2004FordTaurus3.0LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-147; Engine Family Number 4FMXV03.0VEM; Direct-Fit CALIFORNIA OBDII CONVERTERS
2004FordTaurus3.0LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-147; Engine Family Number 4FMXV03.0VEY; Direct-Fit CALIFORNIA OBDII CONVERTERS
2004MercurySable3.0LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-147; Engine Family Number 4FMXV03.0VEM; Direct-Fit CALIFORNIA OBDII CONVERTERS
2004MercurySable3.0LV6RearCertification Level : LEV2 LEV; CARB Executive Order D-193-147; Engine Family Number 4FMXV03.0VEY; Direct-Fit CALIFORNIA OBDII CONVERTERS

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.