HomeExhaust > Catalytic ConverterAP Exhaust 645769 Catalytic Converter
Part #: 645769

AP Exhaust 645769 Catalytic Converter

⚙️ 8 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge, Ram 1500
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Overview of AP Exhaust Catalytic Converter 645769

The AP Exhaust catalytic converter 645769 is designed specifically for Dodge Ram 1500 models, providing a direct-fit replacement that meets federal EPA standards. Engineered with a ceramic substrate and dual O2 sensor ports, this catalytic converter ensures efficient emissions control and reliable performance.

  • Compatible with Dodge Ram 1500 vehicles
  • Federal / EPA direct-fit catalytic converter
  • Ceramic substrate for effective emissions reduction
  • Two O2 sensor ports for accurate monitoring
  • Inlet and outlet connections: 2 bolt spinner inlet, slip fit outlet
  • Includes 2 clamps for secure installation

Detailed Product Description

This AP Exhaust catalytic converter (part number 645769) is engineered to replace the factory catalytic converter on Dodge Ram 1500 trucks. Featuring a ceramic substrate, it effectively converts harmful exhaust gases into less harmful emissions, helping your vehicle comply with federal emissions regulations. The converter includes two O2 sensor ports, allowing for precise oxygen sensor placement and optimal engine management. The inlet connections use a 2 bolt spinner design on both sides, while the outlet is a slip fit type, facilitating a straightforward installation process. Two clamps are included to secure the unit in place, though no gaskets or additional hardware are provided.

Common Applications and Issues Addressed

  • Replacement for a damaged or clogged catalytic converter on Dodge Ram 1500
  • Restores proper emissions control to pass state and federal inspections
  • Resolves check engine light issues related to catalytic converter failure
  • Improves exhaust flow and engine performance by replacing a failing converter
  • Ensures compliance with EPA emissions standards for federal vehicles

Installation Notes and Tips

When installing the AP Exhaust catalytic converter 645769 on a Dodge Ram 1500, ensure the 2 bolt spinner inlet connections are properly aligned for a secure fit. The slip fit outlet allows for some flexibility during installation. Use the included clamps to firmly secure the converter, but note that inlet and outlet gaskets or hardware are not included and may need to be sourced separately. Proper torque on the bolts and clamps is essential to prevent exhaust leaks.

Quality Assurance and Warranty

AP Exhaust catalytic converters are manufactured to meet federal EPA direct-fit standards, ensuring compliance and durability. While specific warranty details are not provided here, AP Exhaust products typically come with a limited warranty covering defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.

BrandAP Exhaust
Part Number645769
Clamp Qty2
Inlet Gasket QtyNone
Inlet HardwareNone
Inlet Type A2 bolt spinner
Inlet Type B2 bolt spinner
O2 Sensor Ports2
Outlet Gasket QtyNone
Outlet HardwareNone
Outlet Type ASlip fit
Substrate MaterialCeramic
TypeFederal / epa direct-fit

This part fits 8 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersWheel BasePositionNotes
2003DodgeRam 1500RWD4.7LV8120.5"N/ADirect Fit; (Federal Emissions); Federal Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME and NY. Restrictions may apply in other states. Check with your state authority for details.
2003DodgeRam 1500RWD4.7LV8140.5"N/ADirect Fit; (Federal Emissions); Federal Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME and NY. Restrictions may apply in other states. Check with your state authority for details.
2003DodgeRam 1500RWD4.7LV8160.5"N/ADirect Fit; (Federal Emissions); Federal Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME and NY. Restrictions may apply in other states. Check with your state authority for details.
2003DodgeRam 1500RWD4.7LV8N/ADirect Fit; Federal Emissions; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details.
2002DodgeRam 1500RWD4.7LV8140.5"N/ADirect Fit; (Federal Emissions); Federal Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME and NY. Restrictions may apply in other states. Check with your state authority for details.
2002DodgeRam 1500RWD4.7LV8120.5"N/ADirect Fit; (Federal Emissions); Federal Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME and NY. Restrictions may apply in other states. Check with your state authority for details.
2002DodgeRam 1500RWD4.7LV8160.5"N/ADirect Fit; (Federal Emissions); Federal Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME and NY. Restrictions may apply in other states. Check with your state authority for details.
2002DodgeRam 1500RWD4.7LV8N/ADirect Fit; Federal Emissions; Federal and California Emissions. Not For Sale or Use on vehicles licensed in the state of CA, CO, ME & NY. Restrictions may apply in other states. Check with your state authority for details.

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