HomeExhaust > Catalytic ConverterWalker 16550 Catalytic Converter - Right
Part #: 16550

Walker 16550 Catalytic Converter - Right

EPA, Right
⚙️ 2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦EPA, Right
🚗Fitment: Ford, Expedition
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Overview of Walker EPA Catalytic Converter 16550

The Walker EPA Catalytic Converter 16550 is designed specifically for Ford Expedition models, providing a direct fit replacement to maintain your vehicle's exhaust performance. Constructed with durable stainless steel, this catalytic converter meets regular grade standards and is engineered for front underfloor installation.

  • Specific fit for Ford Expedition
  • Stainless steel body material for corrosion resistance
  • Standard oval body shape with dimensions: 9" length, 4" height, 4.5" width
  • Two inlets with 2.5" outside diameter each
  • Direct fit design for straightforward installation
  • Two catalytic converter units included
  • Inlet connection: 2 bolt loose flange with spherical flare and pipe connection
  • Overall length of 45"

Detailed Product Description

The Walker EPA catalytic converter part number 16550 is engineered to meet the specific exhaust requirements of the Ford Expedition. Featuring a stainless steel body with a standard oval shape, this converter measures 9 inches in length, 4 inches in height, and 4.5 inches in width, ensuring a precise fit and reliable durability. The converter is positioned at the front underfloor of the vehicle and includes two inlets, each with a 2.5-inch outside diameter. The inlet connections consist of a pipe connection and a 2 bolt loose flange with a spherical flare, facilitating a secure and leak-free attachment.

This catalytic converter is part of Walker's EPA product line, which focuses on meeting Environmental Protection Agency standards for emissions control. While this unit is not California Air Resources Board (CARB) certified, it is designed to provide effective exhaust treatment and maintain compliance with federal emissions regulations.

Common Applications and Problem Solving

  • Replacement for damaged or clogged catalytic converters on Ford Expedition
  • Restores proper exhaust flow and reduces harmful emissions
  • Addresses check engine light issues related to catalytic converter failure
  • Improves engine performance affected by exhaust restrictions
  • Prevents exhaust leaks and associated noise problems

Installation Notes and Tips

The Walker EPA catalytic converter 16550 is a direct fit part designed for straightforward installation on Ford Expedition models. It does not include mounting hardware, so ensure you have the necessary bolts and gaskets before beginning installation. The converter’s two inlet connections require proper alignment with the vehicle’s exhaust system, including the 2 bolt loose flange and pipe connection. Professional installation is recommended to ensure proper sealing and to avoid exhaust leaks.

Quality Assurance and Warranty

Walker’s EPA catalytic converters are manufactured with stainless steel bodies to resist corrosion and withstand high temperatures. While specific warranty details for part number 16550 are not provided here, Walker products typically come with a limited warranty covering defects in materials and workmanship. For exact warranty terms, consult the product documentation or manufacturer.

BrandWalker
Part Number16550
PositionEPA, Right
Mounting Hardware IncludedNo
Universal Or Specific FitSpecific
Grade TypeRegular
Body Height4
Body Length9
Body Width4.5
Body MaterialStainless steel
Outlet Quantity1
California Air Resources Board (CARB) CertifiedNo
Overall Length45
Air TubeNo
Air Tube CountNo
Body Height4.000
Body Length9.000
Body MaterialStainless steel
Body ShapeOval
Body ShapeStandard oval
Body Width4.500
Converter PositionFront underfloor
Converter Quantity2
FitmentDirect fit
Inlet 1 Outside Diameter2.5
Inlet 1 TypePipe connection
Inlet 2 Type2 bolt loose flange with spherical flare
Inlet Connection Type2 bolt loose flange
Inlet Count2
Inlet Diameter 12.500
Inlet Diameter 22.500
Inlet Diameter DesignationOutside diameter
Inlet Quantity2

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2004FordExpedition4.6LV8RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional Part(s) Needed To Complete Installation: 31622; Ultra Direct Fit Type; EPA
2003FordExpedition4.6LV8RightFits Fed. & Calif. Emission Models; Not legal for sale or use in California and other CARB-compliant states. Legal in New York and Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details.; Exhaust Gasket is Recommended; Additional Part(s) Needed To Complete Installation: 31622; Ultra Direct Fit Type; EPA

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

This part directly replaces or is cross-referenced with the following part numbers:

079-40582444130457496076454319190

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.