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AP Exhaust 645847 Catalytic Converter

Brand	AP Exhaust 645847
Body Material	Stainless steel
Inlet Gasket	Not required
Inlet Hardware	None
Inlet Type A	2 bolt loose flange w/ spherical flare
Inlet Type B	2 bolt loose flange w/ spherical flare
O2 Sensor Ports	4
Outlet Gasket	Not required
Outlet Hardware	Yes
Outlet Type A	2.50" od pipe
Overall Length (IN)	56.25
Overall Length (IN)	59.25
Substrate Material	Ceramic
Type	Federal / epa direct-fit
Fits	Dodge · 19 vehicles

Direct-fit replacement. Built to exact OE dimensions for straightforward installation.

Stainless steel body. Helps resist corrosion for long-term durability.

Ceramic substrate. Proprietary chemistry improves converter efficiency.

$490.93Free shipping

In stock · usually ships same day before 1pm CST

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Federal / EPA Direct-Fit Catalytic Converter

AP Exhaust 645847 is a Federal / EPA direct-fit catalytic converter built for exact OE dimensions and fitment. It is engineered for 2000-2003 Dodge Dakota applications with California emissions configurations, including completed assembly listings for the same model years.

With a stainless steel body, ceramic substrate, and four O2 sensor ports, this converter is built to match the factory-style exhaust layout while supporting emissions system performance. AP Exhaust 645847 is a practical replacement for a Dodge Dakota catalytic converter when the original unit is restricted, damaged, or no longer meeting emissions requirements.

Key Features

Direct-fit Federal / EPA catalytic converter for specific Dodge Dakota applications
Stainless steel body for corrosion resistance in exhaust service
Ceramic substrate material
Four O2 sensor ports for the listed applications
2-bolt loose flange inlet with spherical flare on both inlet sides
2.50" OD pipe outlet
Outlet hardware included; inlet gasket and inlet hardware not required
Overall length listed at 56.25 in. to 59.25 in.

Detailed Description

AP Exhaust part number 645847 uses ARISTO substrate chemistry and AP Emissions Technologies manufacturing methods to support efficient converter loading and OE-style fitment. The converter is built to exact dimensional standards, which helps simplify replacement on the exhaust system and maintain the original routing expected on 2000-2003 Dodge Dakota models. If you are searching for a direct-fit catalytic converter for Dodge Dakota California emissions applications, AP Exhaust 645847 is built for that service.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

Failed or restricted catalytic converter on a Dodge Dakota
Emissions-related trouble codes tied to converter efficiency
Exhaust flow loss caused by a damaged substrate
Factory-fit replacement needs for California emissions configurations
Corrosion or exhaust leakage at the converter assembly

Installation Notes and Tips

Verify the vehicle’s emissions label and match it to the listed California emissions fitment before installation. This converter uses a 2-bolt loose flange inlet with spherical flare and a 2.50" OD pipe outlet, so confirm the exhaust connection style and sensor-port layout before beginning work. Professional installation is recommended to ensure proper sealing, sensor placement, and compliance with local emissions rules.

Fits 2000-2003 Dodge Dakota, N/A; Direct Fit; California Emissions
Fits 2000-2003 Dodge Dakota, N/A; Direct Fit; Completed Assembly, California Emissions
Fits 2001-2003 Dodge Dakota, N/A; Direct Fit; Complete Assembly, California Emissions

Quality Assurance

AP Exhaust builds this catalytic converter to OE dimensions using automated workstations, spinner welding equipment, and high-speed production lines to support consistent fitment and assembly quality. The design focus is on accurate replacement fit and emissions-system performance for the listed Dodge Dakota applications.

This part fits 19 vehicles

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

Year	Make	Model	Body Type	Drive Type	Liters	Cylinders	Wheel Base	Position	Notes
2003	Dodge	Dakota	Extended Cab Pickup	4WD	3.9L	V6	131.0"	N/A	Direct Fit; (Calif. Emissions); 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.
2003	Dodge	Dakota	Crew Cab Pickup	4WD	3.9L	V6	131.0"	N/A	Direct Fit; (Calif. Emissions); 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.
2003	Dodge	Dakota	—	4WD	3.9L	V6	111.9"	N/A	Direct Fit; (Calif. Emissions); 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.
2003	Dodge	Dakota	—	4WD	3.9L	V6	—	N/A	Direct Fit; Completed Assembly, California Emissions; 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.
2003	Dodge	Dakota	—	4WD	5.9L	V8	—	N/A	Direct Fit; Complete Assembly, California Emissions; 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.
2002	Dodge	Dakota	Crew Cab Pickup	4WD	3.9L	V6	131.0"	N/A	Direct Fit; (Calif. Emissions); 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.
2002	Dodge	Dakota	Extended Cab Pickup	4WD	3.9L	V6	131.0"	N/A	Direct Fit; (Calif. Emissions); 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.
2002	Dodge	Dakota	—	4WD	3.9L	V6	111.9"	N/A	Direct Fit; (Calif. Emissions); 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.
2002	Dodge	Dakota	—	4WD	3.9L	V6	—	N/A	Direct Fit; Completed Assembly, California Emissions; 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.
2002	Dodge	Dakota	—	4WD	5.9L	V8	—	N/A	Direct Fit; Complete Assembly, California Emissions; 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.
2001	Dodge	Dakota	Crew Cab Pickup	4WD	3.9L	V6	131.0"	N/A	Direct Fit; (Calif. Emissions); 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.
2001	Dodge	Dakota	Extended Cab Pickup	4WD	3.9L	V6	131.0"	N/A	Direct Fit; (Calif. Emissions); 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.
2001	Dodge	Dakota	—	4WD	3.9L	V6	111.9"	N/A	Direct Fit; (Calif. Emissions); 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.
2001	Dodge	Dakota	—	4WD	3.9L	V6	—	N/A	Direct Fit; Completed Assembly, California Emissions; 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.
2001	Dodge	Dakota	—	4WD	5.9L	V8	—	N/A	Direct Fit; Complete Assembly, California Emissions; 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.
2000	Dodge	Dakota	Crew Cab Pickup	4WD	3.9L	V6	131.0"	N/A	Direct Fit; (Calif. Emissions); 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.
2000	Dodge	Dakota	Extended Cab Pickup	4WD	3.9L	V6	131.0"	N/A	Direct Fit; (Calif. Emissions); 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.
2000	Dodge	Dakota	—	4WD	3.9L	V6	111.9"	N/A	Direct Fit; (Calif. Emissions); 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.
2000	Dodge	Dakota	—	4WD	3.9L	V6	—	N/A	Direct Fit; Completed Assembly, California Emissions; 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.
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