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AP Exhaust 644219 Catalytic Converter - Rear
| Brand | AP Exhaust 644219 |
|---|---|
| Position | Rear |
| Converter Type | Federal / epa direct-fit |
| Clamp Quantity | 1 |
| Inlet Quantity | 1 |
| Body Material | Stainless steel |
| Outlet Quantity | 1 |
| California Air Resources Board (CARB) Certified | No |
| Substrate Material | Ceramic |
| Overall Length | 62.000 |
| Boxed | Yes |
| Inlet A Connection Type | Welded flange |
| Inlet Gasket Quantity | Yes |
| Inlet Hardware | None |
| Inlet Type A | 2 bolt welded |
| O2 Sensor Ports | None |
| Outlet A Connection Type | Pipe |
| Outlet Gasket | None |
| Outlet Hardware | None |
| Outlet Type A | 2.25 i.d. |
| Package Material | Corrugated cardboard |
| Package Type | Box |
| Product line | Direct Fit Converter |
| Fits | Ford and Lincoln · 8 vehicles |
Direct-fit converter. Federal/EPA design for a straightforward replacement.
Stainless steel body. Helps resist corrosion in demanding exhaust conditions.
Ceramic substrate. Supports efficient catalytic performance and exhaust cleanup.
AP Exhaust Direct Fit Converter 644219
AP Exhaust part number 644219 is a Federal / EPA direct-fit catalytic converter built for rear exhaust replacement on select Ford Fusion and Lincoln MKZ applications. It uses a stainless steel body with a ceramic substrate and a welded flange inlet for a direct-fit installation on the specified vehicles.
Key Features
- Federal / EPA direct-fit catalytic converter
- Stainless steel body construction
- Ceramic substrate material
- Rear position replacement for select applications
- Inlet A connection type: 2-bolt welded flange
- Outlet A connection type: 2.25 in. I.D. pipe
- No O2 sensor ports
- AP Exhaust Direct Fit Converter line
Fitment Details
Compatible with 2017-2020 Ford Fusion, rear, and 2017-2020 Lincoln MKZ, rear. This AP Exhaust 644219 converter is listed for Federal and California emissions applications on those vehicles.
The Direct Fit Converter line from AP Exhaust focuses on application-specific exhaust replacement parts that match the original mounting style and exhaust routing for the listed vehicle platforms. For shoppers searching for a rear catalytic converter for 2017-2020 Ford Fusion or 2017-2020 Lincoln MKZ, part 644219 provides a direct-fit solution with the correct inlet and outlet configuration.
What It Is Used For
- Replacing a worn or failed rear catalytic converter
- Restoring exhaust flow on a Ford Fusion or Lincoln MKZ
- Addressing catalyst efficiency-related diagnostic trouble codes
- Repairing exhaust leaks at the converter connection points
- Returning the exhaust system to the correct rear-position layout
Installation Notes and Tips
Verify the vehicle’s emissions configuration and rear converter location before installation. This unit uses a welded flange inlet and a 2.25 in. I.D. pipe outlet, so the existing exhaust connection points must match the listed design. No O2 sensor ports are provided on this converter, so confirm sensor placement on the vehicle before ordering.
Quality Assurance
AP Exhaust manufactures this converter with a stainless steel body and ceramic substrate for application-specific exhaust service on the listed Ford Fusion and Lincoln MKZ models. Part number 644219 is boxed for retail handling and shipment.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2020 | Ford | Fusion | 2.0L | L4 | Rear | Federal and California Emissions; Direct Fit Converter |
| 2020 | Lincoln | MKZ | 2.0L | L4 | Rear | Federal and California Emissions; Direct Fit Converter |
| 2019 | Ford | Fusion | 2.0L | L4 | Rear | Federal and California Emissions; Direct Fit Converter |
| 2019 | Lincoln | MKZ | 2.0L | L4 | Rear | Federal and California Emissions; Direct Fit Converter |
| 2018 | Ford | Fusion | 2.0L | L4 | Rear | Federal and California Emissions; Direct Fit Converter |
| 2018 | Lincoln | MKZ | 2.0L | L4 | Rear | Federal and California Emissions; Direct Fit Converter |
| 2017 | Ford | Fusion | 2.0L | L4 | Rear | Federal and California Emissions; Direct Fit Converter |
| 2017 | Lincoln | MKZ | 2.0L | L4 | Rear | Federal and California Emissions; Direct Fit Converter |
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