HomeExhaust > Catalytic ConverterEastern Convertors 40491 Catalytic Converter - Rear
Part #: 40491

Eastern Convertors 40491 Catalytic Converter - Rear

DIRECT FIT, Rear
⚙️ 10 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$249.57Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦DIRECT FIT, Rear
🚗Fitment: Hyundai, Elantra and Tiburon
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Catalytic Converter for Hyundai Elantra and Tiburon

The Eastern Convertors DIRECT FIT Catalytic Converter 40491 is designed to meet federal EPA standards for direct-fit replacement. Engineered specifically for Hyundai Elantra and Tiburon models, this catalytic converter ensures proper exhaust flow and emissions control without the need for modifications.

  • Standard catalyst type for effective emissions reduction
  • One inlet gasket and one outlet gasket included for secure sealing
  • 2 bolt welded inlet and outlet connections for direct fit installation
  • Equipped with one O2 sensor port for accurate sensor placement
  • Overall length of 42.5 inches to match factory specifications
  • Federal/EPA compliant direct-fit undercar design

Product Line: Eastern Convertors DIRECT FIT

The DIRECT FIT product line from Eastern Convertors focuses on providing catalytic converters that match original equipment specifications for a straightforward replacement process. This line is tailored to fit specific vehicle makes and models, such as the Hyundai Elantra and Tiburon, ensuring compatibility and compliance with federal emissions regulations. The 40491 part number is part of this line, offering a direct-fit solution that minimizes installation time and maintains factory exhaust system integrity.

Detailed Product Description

The Eastern Convertors 40491 catalytic converter features a standard catalyst designed to reduce harmful emissions effectively. Its 2 bolt welded inlet and outlet connections allow for a secure and precise fit on Hyundai Elantra and Tiburon exhaust systems. The inclusion of one O2 sensor port supports proper sensor installation, which is critical for engine management and emissions monitoring. With an overall length of 42.5 inches, this converter matches the original equipment dimensions, ensuring seamless integration into the vehicle's undercarriage.

Common Applications and Issues Addressed

  • Replacement for damaged or clogged catalytic converters on Hyundai Elantra and Tiburon
  • Restores proper exhaust flow and reduces emissions to meet federal standards
  • Resolves check engine light issues related to catalytic converter failure
  • Improves vehicle performance affected by exhaust restrictions
  • Ensures compliance with emissions testing requirements

Installation Notes and Tips

This catalytic converter is designed for direct-fit installation on compatible Hyundai Elantra and Tiburon models. The 2 bolt welded inlet and outlet connections require matching hardware, which is not included. Ensure the O2 sensor is properly installed in the provided sensor port to maintain accurate engine diagnostics. It is recommended to inspect gaskets and replace them as needed to prevent exhaust leaks. Professional installation is advised to guarantee proper fit and function.

Quality Assurance and Warranty

Eastern Convertors manufactures the 40491 catalytic converter to meet federal EPA standards for emissions control. The DIRECT FIT line is engineered for durability and compliance. Warranty information is available from the manufacturer and should be confirmed at the time of purchase to ensure coverage details.

BrandEastern Convertors
Part Number40491
PositionDIRECT FIT, Rear
Catalyst TypeStandard
Inlet Gasket Qty1
Inlet HardwareNone
Inlet Type A2 bolt welded
O2 Sensor Ports1
Outlet Gasket Qty1
Outlet HardwareNone
Outlet Type A2 bolt welded
Overall Length (IN)42.5
TypeFederal / epa direct-fit undercar

This part fits 10 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2006HyundaiTiburon2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2005HyundaiTiburon2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2004HyundaiTiburon2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2003HyundaiElantraGT2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2003HyundaiElantraGLS2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2003HyundaiTiburon2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2002HyundaiElantraGT2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2002HyundaiElantraGLS2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2001HyundaiElantraGT2.0LL4RearUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2001HyundaiElantraGLS2.0LL4RearUndercar; 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.