HomeExhaust > Catalytic ConverterAP Exhaust 644049 Catalytic Converter
Part #: 644049

AP Exhaust 644049 Catalytic Converter

⚙️ 2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Honda, Fit
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AP Exhaust Catalytic Converter for Honda Fit

The AP Exhaust catalytic converter 644049 is designed specifically for Honda Fit models, providing a direct-fit solution that meets Federal and EPA standards. Constructed with durable stainless steel and featuring a ceramic substrate, this catalytic converter ensures reliable performance and emissions control.

  • Body material: stainless steel for corrosion resistance
  • Catalyst type: Eco III for efficient emissions reduction
  • Includes inlet and outlet gaskets for proper sealing
  • Inlet type: 2 bolt welded flange with spherical flare
  • Outlet type: 2 bolt welded and 3 bolt welded flange options
  • One O2 sensor port for accurate monitoring
  • Overall length: 25 inches for precise fitment
  • Federal/EPA direct-fit undercar type for compliance

Durable Construction and Emissions Compliance

This AP Exhaust catalytic converter 644049 is engineered with a stainless steel body that resists rust and corrosion, extending the life of the component. The ceramic substrate inside provides effective filtration of harmful exhaust gases, while the Eco III catalyst type supports efficient conversion of pollutants. Designed as a Federal/EPA direct-fit undercar converter, it meets strict emissions regulations for Honda Fit vehicles. The inclusion of inlet and outlet gaskets ensures a secure seal, preventing exhaust leaks. The converter features a 2 bolt welded flange with a spherical flare on the inlet side and multiple outlet flange options to match factory specifications. Additionally, the single O2 sensor port allows for proper sensor installation and accurate emissions monitoring.

Compatible Applications and Common Issues Addressed

  • Compatible with Honda Fit models requiring a direct-fit catalytic converter
  • Replaces faulty or clogged catalytic converters causing poor engine performance
  • Resolves check engine light issues related to emissions system faults
  • Helps reduce harmful exhaust emissions to meet Federal and EPA standards
  • Addresses exhaust leaks due to damaged or worn gaskets

Installation Notes and Tips

Installation of the AP Exhaust catalytic converter 644049 requires proper alignment of the 2 bolt welded flanges and secure gasket placement to prevent leaks. The converter is designed for direct-fit replacement, simplifying installation on compatible Honda Fit models. Note that inlet and outlet hardware are not included, so existing bolts and fasteners should be inspected and replaced if necessary. Ensure the O2 sensor is properly installed in the provided port to maintain accurate emissions readings.

Quality Assurance and Warranty

AP Exhaust catalytic converters are manufactured to meet Federal and EPA emissions standards, ensuring compliance and durability. The stainless steel construction and ceramic substrate contribute to long-lasting performance. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.

BrandAP Exhaust
Part Number644049
Body MaterialStainless steel
Catalyst TypeEco iii
Inlet GasketYes
Inlet HardwareNone
Inlet Type A2 bolt welded
Inlet Type A2 bolt welded flange w/ spherical flare
O2 Sensor Ports1
Outlet GasketYes
Outlet HardwareNone
Outlet Type A2 bolt welded
Outlet Type A3 bolt welded flange
Overall Length (IN)25
Substrate MaterialCeramic
TypeFederal / epa direct-fit
TypeFederal / epa direct-fit undercar

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2008HondaFit1.5LL4N/ADirect Fit; 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.
2007HondaFit1.5LL4N/ADirect Fit; 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.