HomeExhaust > Catalytic ConverterEastern Convertors 20421 Catalytic Converter - Rear
Part #: 20421

Eastern Convertors 20421 Catalytic Converter - Rear

DIRECT FIT, Rear
⚙️ 28 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
📦DIRECT FIT, Rear
🚗Fitment: Dodge and Jeep, Caliber, Compass, and Patriot
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Eastern Convertors DIRECT FIT Catalytic Converter 20421

The Eastern Convertors DIRECT FIT Catalytic Converter 20421 is designed specifically for Dodge Caliber, Jeep Compass, and Jeep Patriot models. This federal/EPA direct-fit undercar catalytic converter offers a standard catalyst type with precise fitment to ensure compliance and performance.

  • Standard catalyst type for reliable emission control
  • One clamp included for secure connection
  • Inlet hardware included for installation
  • 2 bolt welded inlet type for direct fit
  • One O2 sensor port for accurate monitoring
  • 2.25 inch outside diameter outlet
  • Overall length of 29 inches
  • Federal/EPA direct-fit undercar design

Product Line Details: DIRECT FIT

The DIRECT FIT product line by Eastern Convertors focuses on providing catalytic converters that match OEM specifications for a direct replacement. This ensures that the part number 20421 installs without modification on compatible vehicles, maintaining factory emission standards and fitment accuracy for Dodge Caliber, Jeep Compass, and Jeep Patriot models.

Detailed Product Description

This catalytic converter features a standard catalyst type designed to meet federal and EPA emission requirements. The inlet is a 2 bolt welded type, allowing for a secure and precise connection to the vehicle’s exhaust system. It includes one clamp and inlet hardware to facilitate installation. The outlet has a 2.25 inch outside diameter, matching the exhaust pipe size for a proper seal. With one O2 sensor port, it supports the vehicle’s oxygen sensor for accurate emissions monitoring. The overall length of 29 inches ensures compatibility with the undercar exhaust layout of the specified Dodge and Jeep models.

Common Applications and Issues Addressed

  • Replacement of a damaged or clogged catalytic converter
  • Restoring proper emissions control to pass state inspections
  • Resolving check engine light codes related to catalyst efficiency
  • Improving exhaust flow and reducing harmful emissions
  • Maintaining compliance with federal and EPA regulations

Installation Notes and Tips

Ensure the vehicle is cooled down before beginning installation. The 2 bolt welded inlet design requires matching the existing exhaust flange for proper fit. Use the included clamp and inlet hardware to secure the converter firmly. Verify the O2 sensor port aligns with the vehicle’s sensor location to avoid sensor damage or misreading. No inlet or outlet gaskets are included, so inspect and replace gaskets as needed during installation.

Quality Assurance and Warranty

Eastern Convertors manufactures this catalytic converter to meet federal and EPA standards for emissions control. The DIRECT FIT line is engineered for precise fitment and durability. Warranty details should be confirmed with the manufacturer or distributor, as coverage may vary.

BrandEastern Convertors
Part Number20421
PositionDIRECT FIT, Rear
Catalyst TypeStandard
Clamp Qty1
Inlet Gasket QtyNone
Inlet HardwareYes
Inlet Type A2 bolt welded
O2 Sensor Ports1
Outlet Gasket QtyNone
Outlet HardwareNone
Outlet Type A2.25" od
Overall Length (IN)29
TypeFederal / epa direct-fit undercar

This part fits 28 vehicles. Search below:

YearMakeModelDrive TypeTransmissionLitersCylindersPositionNotes
2017JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2017JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2016JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2016JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2015JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2015JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2014JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2014JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2013JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2013JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2012JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2012JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2011JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2011JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2010JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2010JeepCompass4WDManual2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2010JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2010JeepPatriot4WDManual2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2009JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2009JeepCompass4WDManual2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2009JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2009JeepPatriot4WDManual2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2008DodgeCaliberAWD2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2008JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2008JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2007DodgeCaliberAWD2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2007JeepCompass4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2007JeepPatriot4WDManual2.4LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT

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