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2003 Ford Expedition
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2003 Ford Expedition

2003 Ford Expedition Catalytic Converters

Don’t want to scour brick-and-mortar stores for a 2003 Ford Expedition catalytic converter? Find exactly what you need and check out securely in a matter of minutes when you shop online here at CarParts.com. We have OE-grade catalytic converters sold at unbeatable prices to give you the best value for your money. Take advantage of our fast and reliable shipping. Check out our catalog now and order your Ford catalytic converter today!
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Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Direct Replacement Series
Evan Fischer®
Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Direct Replacement Series
Part Number: REPF960319
Guaranteed to Fit
$254.64
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 5.4L Undercar, From 10/17/02
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L Undercar, From 10/17/02
Product Details
Location : Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 45.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/31075NN, N/TB6000/63005NNGasket Included : Without GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 30466Series : Direct Replacement SeriesTube Material : Aluminized Steel
Catalytic Converter, 5.4L Engine, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), 35.5 In. Overall Length, Engine VIN: L, Fits Vehicles From Production Date 10/17/02
Evan Fischer®
Catalytic Converter, 5.4L Engine, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), 35.5 In. Overall Length, Engine VIN: L, Fits Vehicles From Production Date 10/17/02
Part Number: REPF960320
Guaranteed to Fit
$201.76
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 5.4L Undercar, From 10/17/02
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L Undercar, From 10/17/02
Product Details
Location : Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 35.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/31085NN, N/TB6000/63005NNGasket Included : Without GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 30465Series : Direct Replacement SeriesTube Material : Aluminized Steel
Driver and Passenger Side Catalytic Converters, 5.4L Engine, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Engine VIN: L, Fits Vehicles From Production Date 10/17/02
Evan Fischer®
Driver and Passenger Side Catalytic Converters, 5.4L Engine, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Engine VIN: L, Fits Vehicles From Production Date 10/17/02
Part Number: SET-REPF960319
Guaranteed to Fit
$433.99
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 5.4L Eng Vin: L, Undercar, Production Date From October 17 2002
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L Eng Vin: L, Undercar, Production Date From October 17 2002
Product Details
Location : Driver And Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Components : (1) Driver Side Catalytic Converter, (1) Passenger Side Catalytic ConverterRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Set of 2Gasket Included : Without GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 30465, 30466Series : Direct Replacement SeriesTube Material : Aluminized Steel
Driver Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Undercar, 8 Cyl 4.6L, Direct Replacement Series
Evan Fischer®
Driver Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Undercar, 8 Cyl 4.6L, Direct Replacement Series
Part Number: REPF960306
Guaranteed to Fit
$233.59
Vehicle Fitment
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 4.6L Undercar
  • 2003 Ford Expedition XLT 8 Cyl 4.6L Undercar
Product Details
Location : Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 37 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEPA : N/TB6000/31075NN, N/TB6000/63005NNGasket Included : Without GasketOxygen Sensor Ports : Factory OE PortsOxygen Sensor Port Location : Factory OE LocationsWarranty : 5-year or 50,000-mile Evan Fischer limited warrantyReturns Policy : 30-Day Return PolicyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 30456Series : Direct Replacement SeriesTube Material : Aluminized Steel
Rear, Driver or Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Cutting And Welding Required; From 10/17/2002, 8 Cyl 5.4L, OEM Grade
Magnaflow®
Rear, Driver or Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Cutting And Welding Required; From 10/17/2002, 8 Cyl 5.4L, OEM Grade
Part Number: M6651206
Guaranteed to Fit
$194.00
Vehicle Fitment
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L Cutting And Welding Required; From 10/17/2002
  • 2003 Ford Expedition XLT 8 Cyl 4.6L Cutting And Welding Required
  • 2003 Ford Expedition XLT 8 Cyl 5.4L Cutting And Welding Required; From 10/17/2002
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 4.6L Cutting And Welding Required
Product Details
Location : Rear, Driver or Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 13.75 in. L x 5 in. W x 4.75 in. HRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : Magnaflow 5 year / 50,000 Mile Limited WarrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Magnaflow Catalytic Converter SaleSpecialty Part : Performance Part by JCWSeries : OEM Grade SeriesTube Material : Stainless Steel
Driver Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), 8 Cyl 5.4L, Standard Series
Davico®
Driver Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), 8 Cyl 5.4L, Standard Series
Part Number: DAV19136
Guaranteed to Fit
$426.99
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 5.4L
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L
Product Details
Location : Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 34.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard SeriesTube Material : Aluminized Steel
Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Standard Series
Davico®
Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Standard Series
Part Number: DAV19036
Guaranteed to Fit
$474.99
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 5.4L
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L
Product Details
Location : Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 45.25 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 22230Series : Standard SeriesTube Material : Aluminized Steel
Passenger Side Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Efn: 3Fmxt05.4Rf5; Emission Std: LEV1 ULEV; Vehicle Class: Mdv3; Efn: 3Fmxt05.4Rfc, 8 Cyl 4.6L, Exact Fit Series
Davico®
Passenger Side Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Efn: 3Fmxt05.4Rf5; Emission Std: LEV1 ULEV; Vehicle Class: Mdv3; Efn: 3Fmxt05.4Rfc, 8 Cyl 4.6L, Exact Fit Series
Part Number: DAV125257
Guaranteed to Fit
$1,154.49
Vehicle Fitment
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 4.6L Efn: 3Fmxt05.4Rf5; Emission Std: LEV1 ULEV; Vehicle Class: Mdv3; Efn: 3Fmxt05.4Rfc
  • 2003 Ford Expedition XLT 8 Cyl 4.6L Efn: 3Fmxt05.4Rf5; Emission Std: LEV1 ULEV; Vehicle Class: Mdv3; Efn: 3Fmxt05.4Rfc
Product Details
Location : Passenger SideEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : 23.25 in. W x 11.25 in. H; 45 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-709Gasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Exact Fit SeriesTube Material : Aluminized Steel
Passenger Side Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Efn: 3Fmxt05.4Rf5; Emission Std: LEV1 ULEV; Vehicle Class: Mdv3; Efn: 3Fmxt05.4Rfc, 8 Cyl Exact Fit Series
Davico®
Passenger Side Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Efn: 3Fmxt05.4Rf5; Emission Std: LEV1 ULEV; Vehicle Class: Mdv3; Efn: 3Fmxt05.4Rfc, 8 Cyl Exact Fit Series
Part Number: DAV125250
Guaranteed to Fit
$1,229.49
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 5.4L Efn: 3Fmxt05.4Rf5; Emission Std: LEV1 ULEV; Vehicle Class: Mdv3; Efn: 3Fmxt05.4Rfc
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L Efn: 3Fmxt05.4Rf5; Emission Std: LEV1 ULEV; Vehicle Class: Mdv3; Efn: 3Fmxt05.4Rfc
Product Details
Location : Passenger SideEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : 24.25 in. W x 9.5 in. H; 45.25 in. overall lengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-709Gasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Exact Fit SeriesTube Material : Aluminized Steel
Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), 8 Cyl 4.6L, Standard Series
Davico®
Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), 8 Cyl 4.6L, Standard Series
Part Number: DAV19043
Guaranteed to Fit
$487.49
Vehicle Fitment
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 4.6L
  • 2003 Ford Expedition XLT 8 Cyl 4.6L
Product Details
Location : Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 45 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard SeriesTube Material : Aluminized Steel
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Magnaflow®
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Part Number: M66459056
Guaranteed to Fit
$565.00
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 5.4L Rear Wheel Drive, EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L Rear Wheel Drive, EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required
  • 2003 Ford Expedition XLT 8 Cyl 4.6L EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 4.6L EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required
Product Details
Location : Rear, Driver or Passenger SideEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : 2.25 in. Inlet/Outlet; 16 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-101Gasket Included : Without GasketWarranty : Magnaflow 5 year / 50,000 Mile WarrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Specialty Part : Performance Part by JCWSeries : California SeriesTube Material : Stainless Steel
Rear, Driver or Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Cutting and Welding Required During Installation, 8 Cyl 5.4L, HM Grad - Rear, Driver or Passenger Side
Magnaflow®
Rear, Driver or Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Cutting and Welding Required During Installation, 8 Cyl 5.4L, HM Grad - Rear, Driver or Passenger Side
Part Number: M6699206HM
Guaranteed to Fit
$178.00
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 4.6L Cutting and Welding Required During Installation
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L Cutting and Welding Required During Installation
  • 2003 Ford Expedition XLT 8 Cyl 5.4L Cutting and Welding Required During Installation
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 4.6L Cutting and Welding Required During Installation
Product Details
Location : Rear, Driver or Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 2.25 in. Inlet/2.5 in. OutletProduct Fit : Semi-Universal (Welding Required)Recommended Use : Performance ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Magnaflow 25,000 Mile Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Specialty Part : Performance Part by JCWSeries : HM Grade SeriesTube Material : Stainless Steel
Front, Driver or Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Cutting And Welding Required; From 10/17/2002, 8 Cyl 5.4L, OEM Grade
Magnaflow®
Front, Driver or Passenger Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), Cutting And Welding Required; From 10/17/2002, 8 Cyl 5.4L, OEM Grade
Part Number: M6651176
Guaranteed to Fit
$178.00
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 4.6L Cutting And Welding Required
  • 2003 Ford Expedition XLT 8 Cyl 5.4L Cutting And Welding Required; From 10/17/2002
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L Cutting And Welding Required; From 10/17/2002
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 4.6L Cutting And Welding Required
Product Details
Location : Front, Driver or Passenger SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 2.5 in. Inlet/Outlet; 11.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : Magnaflow 25,000 Mile Limited WarrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Specialty Part : Performance Part by JCWSeries : OEM Grade SeriesTube Material : Stainless Steel
Front, Driver or Passenger Side Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required, 8 Cyl 4.6L, California Series
Magnaflow®
Front, Driver or Passenger Side Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required, 8 Cyl 4.6L, California Series
Part Number: M66458076
Guaranteed to Fit
$421.00
Vehicle Fitment
  • 2003 Ford Expedition XLT 8 Cyl 5.4L Rear Wheel Drive, EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 5.4L Rear Wheel Drive, EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required
  • 2003 Ford Expedition XLT 8 Cyl 4.6L EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 4.6L EO# D-193-101; Eng Fam No: 3Fmxt05.4Rf5; Eng Fam No: 3Fmxt05.4Rfc; Cutting And Welding Required
Product Details
Location : Front, Driver or Passenger SideEmissions : CARB and Federal EPA Standards, 50-state LegalNotes : 2.25 in. Inlet/Outlet; 11.5 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-101Gasket Included : Without GasketWarranty : Magnaflow 5 year / 50,000 Mile WarrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Specialty Part : Performance Part by JCWSeries : California SeriesTube Material : Stainless Steel
Driver Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), 8 Cyl 4.6L, HM Grade Series
Magnaflow®
Driver Side Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME), 8 Cyl 4.6L, HM Grade Series
Part Number: M6624440
Guaranteed to Fit
$599.00
Vehicle Fitment
  • 2003 Ford Expedition Eddie Bauer 8 Cyl 4.6L
  • 2003 Ford Expedition XLT 8 Cyl 4.6L
Product Details
Location : Driver SideEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 31 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Magnaflow 25,000 Mile Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : 49605Specialty Part : Performance Part by JCWSeries : HM Grade SeriesTube Material : Stainless Steel
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Helpful Automotive Resources

P0430 Code: Catalyst System Efficiency Below Threshold (Bank 2)
P0430 Code: Catalyst System Efficiency Below Threshold (Bank 2)In most cases, a vehicle with an inefficient catalytic converter will continue to run just fine. But if the converter is obstructed internally, it can cause poor engine performance and may even damage the engine in the long run.
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3Bank 1 is the side of the engine where the #1 cylinder is located. P0042 code is set when your car’s PCM determines a potential problem with the heater element circuit of the oxygen sensor.
Can You Drive Without a Catalytic Converter?
Can You Drive Without a Catalytic Converter?Technically, yes. Older cars ran just fine before catalytic converters became commonplace in the 1970s. So, if your question is whether your car will run without one, then it most certainly will. But the other question you should be asking is—should you risk it?  Removing or disabling the catalytic converter could
P0316 Code: Engine Misfire Detected on Startup (First 1000 Revolutions)
P0316 Code: Engine Misfire Detected on Startup (First 1000 Revolutions)The PCM may disable the misfiring cylinder or cylinders in order to prevent further damage to the engine. Code P0316 is often listed in addition to one or more of the P0300 series codes that are associated with the misfiring cylinder/s.
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)The Bank 1 portion of the code refers to the side of the engine with the number one cylinder. Sensor 1 refers to the upstream O2 sensor.
How to Tell If the Catalytic Converter is Clogged
How to Tell If the Catalytic Converter is CloggedA clogged catalytic converter will present symptoms, while a chemically failed cat con that’s not clogged typically just illuminates the check engine light or malfunction indicator lamp (MIL). Also, if the cat con that just fails chemically but doesn’t clog is not the light-off cat con (the cat con closest