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Walker 83552 Catalytic Converter - Right
| Brand | Walker 83552 |
|---|---|
| Position | Right |
| Mounting Hardware Included | No |
| Universal Or Specific Fit | Specific |
| Grade Type | Regular |
| Body Shape | Small oval and round |
| Inlet Type | 2 bolt loose flange & pipe connection |
| Outlet Type | 2 bolt loose flange w/flare |
| Inlet Inside Diameter | 2.5 |
| Body Length | 8 |
| Body Length | 8.000 |
| Inlet Quantity | 2 |
| Body Material | Stainless steel |
| Outlet Inside Diameter | 3.671 |
| Outlet Quantity | 1 |
| California Air Resources Board (CARB) Certified | Yes |
| Substrate Material | Ceramic |
| Overall Length | 45.125 |
| Air Tube | No |
| Air Tube Count | No |
| Body Shape | Small oval and round |
| Converter Quantity | 2 |
| Inlet 1 Inside Diameter | 2.5 |
| Inlet 1 Inside Diameter | 2.500 |
| Inlet 1 Type | Pipe connection |
| Inlet 2 Type | 2 bolt loose flange with spherical flare |
| Inlet Quantity | 2 |
| Inlet Type | 2 bolt loose flange with spherical flare |
| Inlet Type | Pipe connection |
| Max Year Covered | 2004 |
| Min Year Covered | 2003 |
| Most Popular Make / Model | Ford expedition |
| Product line | CalCat |
| Fits | Ford · 3 vehicles |
CARB certified. Built to meet California emissions standards with assured compliance.
Direct-fit design. Delivers a precise OE-style fit for easier installation.
Ceramic substrate. Helps support efficient exhaust flow and reliable catalyst performance.
Walker CalCat Direct-Fit Catalytic Converter
Walker CalCat Part Number 83552 is a direct-fit catalytic converter built for CARB-compliant replacement needs on select Ford Expedition applications. It is designed for precise OE-style fitment and is legal for sale and use in California and other states that require CARB-certified replacement converters.
The Walker CalCat product line focuses on direct-fit emissions replacement parts for OBDII and non-OBD vehicles, with application-specific fitment that helps simplify exhaust service on regulated vehicles.
Key Features
- CARB certified for regulated emissions applications
- Direct-fit design for OE-style installation
- Stainless steel body construction
- Ceramic substrate material
- Small oval and round body shape
- 2.5-inch inlet inside diameter
- 3.671-inch outlet inside diameter
- Pre- and post-catalyst oxygen sensor location
- Specific fit for select Ford Expedition right-side applications
Detailed Description
Walker CalCat 83552 is a catalytic converter engineered for 2003-2004 Ford Expedition right-side applications that require CARB compliance. It uses a direct-fit layout with a 2-bolt loose flange and pipe connection at the inlet and a 2-bolt loose flange with spherical flare at the outlet, supporting OE-style exhaust alignment. The stainless steel body and ceramic substrate are selected for emissions service in regulated environments, while the CARB Executive Order D-182-69 confirms legal use in California and other states with CARB replacement converter requirements. Walker 83552 is a practical choice for owners searching for a 2003 Ford Expedition right catalytic converter or a 2004 Ford Expedition CARB catalytic converter replacement.
This part cross-references 31622 for the same application.
What It Helps Address
- Failed emissions testing related to catalytic converter efficiency
- Check engine light concerns tied to catalyst performance codes
- Exhaust restriction caused by a worn or damaged converter
- Replacement needs for CARB-regulated Ford Expedition exhaust service
- Direct-fit repair requirements on right-side exhaust applications
Installation Notes and Tips
Compatible With 2003 Ford Expedition, right; and 2004 Ford Expedition, right. Verify the engine family number and CARB Executive Order requirements before installation. Additional part 31622 is needed to complete installation. Confirm inlet and outlet flange style, oxygen sensor placement, and exhaust routing before beginning service. Professional installation is recommended for proper sealing and emissions compliance.
Quality Assurance
Walker CalCat converters are designed, tested, and validated to meet CARB standards for approved applications. Part Number 83552 is built for regulated emissions service and OE-style fitment on listed Ford Expedition models.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2004 | Ford | Expedition | 5.4L | V8 | Right | CARB Executive Order D-182-69; Engine Family Number (EFN) 4FMXT05.4RFC; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Additional Part(s) Needed To Complete Installation: 31622; Direct Fit Type; CalCat |
| 2003 | Ford | Expedition | 5.4L | V8 | Right | CARB Executive Order D-182-69; Engine Family Number (EFN) 3FMXT05.4RFC; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Additional Part(s) Needed To Complete Installation: 31622; Direct Fit Type; CalCat |
| 2003 | Ford | Expedition | 5.4L | V8 | Right | CARB Executive Order D-182-69; Engine Family Number (EFN) 3FMXT05.4RF5; Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details.; Additional Part(s) Needed To Complete Installation: 31622; Direct Fit Type; CalCat |
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