Description
Comparison points and tradeoffs
When comparing TOPAZ Left & Right Side Catalytic Converter Set 645444 645443 Compatible with 2003 2004 Ford Expedition 5.4L V8 EPA Compliant Replace# 30465, 30466 with other Catalytic Converters options, use this source-backed detail as the primary discriminator: Item model number: A0482A0108.
Use this second fact to evaluate the tradeoff: [Complete Kit for Easy Installation]: Includes all necessary gaskets and hardware for a hassle-free direct bolt-on replacement. A third point to compare across alternatives is: Product identity: TOPAZ Left & Right Side Catalytic Converter Set 645444 645443 Compatible with 2003 2004 Ford Expedition 5.4L V8 EPA Compliant Replace# 30465, 30466.
Alternative-selection boundary
Choose an alternative when its stated identifiers, application, package, or specifications better match the requirement; no unverified competitor claim is introduced here.
Complete source-backed product details
| Manufacturer | NTZ |
|---|---|
| Brand | TOPAZ |
| Model | Left & Right Side Catalytic Converter |
| Country of Origin | China |
| Item model number | A0482A0108 |
| Exterior | Machined |
| Manufacturer Part Number | A0482A0108 |
Product Description
- Package Includes: 3 * Catalytic Converter
- Tube material：Stainless Steel
- Condition: Brand New
- Item Description: EPA
- Condition: Brand New
OEM REPLACEMENT NUMBERS:
- 30465+30466; 19136, 0794182, 19036, 22230
NOTE:
FOR THOROUGHLY FIXING CHECK ENGINE LIGHT ISSUE CAUSED BY MIL CODE PO420 OR PO430, BEFORE REPLACING CATALYTIC CONVERTER,PLEASE EXCLUDE THESE COMMON FAILURES THAT ALSO MAY CAUSE CHECK ENGINE LIGHT ON.
- THE AGING OF SPARK PLUGS
- DAMAGED OR FAILED O2 SENSOR
- RETARDED SPARK TIMING
- LEAKING FUEL INJECTOR OR HIGH FUEL PRESSURE
- CYLINDER MISFIRE OR OIL CONTAMINATION
- THE ENGINE COOLANT TEMPERATURE SENSOR IS NOT WORKING PROPERLY
- DOWNSTREAM OXYGEN SENSOR (HO2S) WIRING DAMAGED OR CONECTED IMPROPERLY
Source product highlights
- Vehicle Fitment: Compatible with Ford：For 2003 Expedition (submodel: Eddie Bauer, XLT) Eng Vin: L, Undercar, Production Date From 10/17/02; For 2004 Expedition (submodel: Eddie Bauer, NBX, XLS, XLT, XLT Sport) Eng Vin: L, Undercar
- [Replacement Part Number]: 30465+30466;19136, 0794182,19036,22230
- [Complete Kit for Easy Installation]: Includes all necessary gaskets and hardware for a hassle-free direct bolt-on replacement
- [Durable Construction]: Built with high-quality stainless steel and ceramic honeycomb catalyst cores for superior durability, heat resistance, and long-term performance in harsh driving conditions
- 【Note】:This product is not legal for sale or use in California, Colorado, New York and Maine(Cannot ship to CA, CO, NY or ME) due to state emissions regulations. Please Check the vehicle’s emissions control information label and consult your state’s aftermarket converter regulations to select the right catalytic converter
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