AP Exhaust 642224 Catalytic Converter

Name: AP Exhaust 642224 Catalytic Converter
Brand: AP Exhaust
SKU: BBDL-642224
Price: 506.00 USD
Availability: InStock

⚙️ 19 vehicles fit this part

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Select your vehicle to confirm fitment

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Acura and Honda, Civic and CSX

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Reliable Catalytic Converter for Acura and Honda Vehicles

The AP Exhaust 642224 catalytic converter is designed to meet federal EPA standards, providing a direct-fit replacement for select Acura and Honda models. Crafted from durable stainless steel, this catalytic converter ensures long-lasting performance and efficient emissions control for your vehicle.

Constructed with corrosion-resistant stainless steel body
Federal EPA direct-fit design for precise installation
Equipped with one or two O2 sensor ports for accurate emissions monitoring
Features 2 bolt welded flange inlet and 3 bolt welded flange outlet
Ceramic substrate material for effective catalytic conversion
Includes inlet hardware and outlet gasket for secure sealing
Overall length of 30.25 inches for proper fitment

Durable Construction and Precise Fitment

The AP Exhaust catalytic converter part number 642224 is engineered with a stainless steel body that resists rust and corrosion, extending the life of the exhaust system. Its ceramic substrate efficiently converts harmful exhaust gases into less harmful emissions, helping your Acura Civic or Honda CSX comply with environmental regulations. The direct-fit design with a 2 bolt welded flange inlet and 3 bolt welded flange outlet ensures a straightforward installation without modifications. This converter includes one or two O2 sensor ports, allowing your vehicle’s oxygen sensors to function correctly for optimal engine performance and emissions control.

Compatible Vehicles and Applications

This catalytic converter is compatible with the following makes and models:

Acura Civic
Honda Civic
Acura CSX
Honda CSX

It is ideal for replacing a failing or damaged catalytic converter to restore proper exhaust flow and emissions compliance.

Common Issues Addressed by This Catalytic Converter

Check engine light triggered by faulty catalytic converter
Failed emissions test due to inefficient catalytic conversion
Reduced engine performance caused by clogged converter
Excessive exhaust emissions impacting air quality
Rattling noises from damaged or broken internal substrate

Installation Notes and Tips

Installation of the AP Exhaust 642224 catalytic converter requires proper alignment of the 2 bolt welded flange inlet and 3 bolt welded flange outlet. The included inlet hardware and outlet gasket help ensure a secure and leak-free connection. It is recommended to inspect and replace any worn exhaust gaskets or hardware during installation. Oxygen sensors should be carefully removed and reinstalled in the provided sensor ports to maintain accurate emissions monitoring.

Quality Assurance and Warranty

AP Exhaust catalytic converters are manufactured to meet federal EPA standards for emissions control. The stainless steel construction and ceramic substrate provide durability and reliable performance. While specific warranty details are not provided, AP Exhaust products typically adhere to industry quality standards to ensure customer satisfaction and compliance with environmental regulations.

Brand	AP Exhaust
Part Number	642224
Body Material	Stainless steel
Inlet Gasket	None
Inlet Hardware	Yes
Inlet Type A	2 bolt welded flange
O2 Sensor Ports	1
O2 Sensor Ports	2
Outlet Gasket	Yes
Outlet Hardware	None
Outlet Type A	3 bolt welded flange
Overall Length (IN)	30.25
Substrate Material	Ceramic
Type	Federal / epa direct-fit

This part fits 19 vehicles. Search below:

Year	Make	Model	Submodel	Liters	Cylinders	Position	Notes
2011	Acura	CSX		2.0L	L4	N/A	Direct 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.
2011	Honda	Civic	Si	2.0L	L4	N/A	Direct Fit; (06-11); 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.; 10mm x 1.5 bolt required for installation on 89-91 models.
2011	Honda	Civic	Si	2.0L	L4	N/A	Direct 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.
2010	Acura	CSX		2.0L	L4	N/A	Direct 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.
2010	Honda	Civic	Si	2.0L	L4	N/A	Direct Fit; (06-11); 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.; 10mm x 1.5 bolt required for installation on 89-91 models.
2010	Honda	Civic	Si	2.0L	L4	N/A	Direct 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.
2009	Acura	CSX		2.0L	L4	N/A	Direct 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.
2009	Honda	Civic	Si	2.0L	L4	N/A	Direct Fit; (06-11); 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.; 10mm x 1.5 bolt required for installation on 89-91 models.
2009	Honda	Civic	Si	2.0L	L4	N/A	Direct 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.
2008	Acura	CSX		2.0L	L4	N/A	Direct 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.
2008	Honda	Civic	MUGEN Si	2.0L	L4	N/A	Direct Fit; (06-11); 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.; 10mm x 1.5 bolt required for installation on 89-91 models.
2008	Honda	Civic	Si	2.0L	L4	N/A	Direct Fit; (06-11); 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.; 10mm x 1.5 bolt required for installation on 89-91 models.
2008	Honda	Civic	Si	2.0L	L4	N/A	Direct 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.
2007	Acura	CSX		2.0L	L4	N/A	Direct 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.
2007	Honda	Civic	Si	2.0L	L4	N/A	Direct Fit; (06-11); 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.; 10mm x 1.5 bolt required for installation on 89-91 models.
2007	Honda	Civic	Si	2.0L	L4	N/A	Direct 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.
2006	Acura	CSX		2.0L	L4	N/A	Direct 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.
2006	Honda	Civic	Si	2.0L	L4	N/A	Direct Fit; (06-11); 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.; 10mm x 1.5 bolt required for installation on 89-91 models.
2006	Honda	Civic	Si	2.0L	L4	N/A	Direct 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.