AP Exhaust 642130 Catalytic Converter - Rear

Direct-Fit Catalytic Converter for Kia and Hyundai

AP Exhaust 642130 is a Federal / EPA direct-fit catalytic converter built for OE-style fitment and emissions performance. It uses a stainless steel body with a ceramic substrate and is engineered for rear-position applications on select Kia Optima, Kia Rondo, and Hyundai Santa Fe models.

For buyers searching for a rear catalytic converter for 2006-2010 Kia Optima or a direct-fit converter for 2007-2009 Hyundai Santa Fe, this part number 642130 matches the listed applications and dimensions for straightforward replacement.

Key Features

• Stainless steel body for corrosion resistance
• Ceramic substrate material
• Federal / EPA direct-fit design
• 2-bolt welded flange inlet and outlet
• Inlet gasket and outlet gasket included
• No O2 sensor ports
• Overall length: 15.5 inches
• Built to OE dimensions and fitment targets

Detailed Description

AP Exhaust part number 642130 uses ARISTO substrate chemistry and AP Emissions Technologies manufacturing methods to support efficient catalyst loading while keeping the converter built to exact OE dimensions. The result is a direct-fit replacement for emissions service on select Kia Optima, Kia Rondo, and Hyundai Santa Fe vehicles with rear or main converter placement as listed. This converter is a practical choice when you need a replacement catalytic converter for 2007-2010 Kia Optima rear applications or a rear catalytic converter for 2007-2009 Hyundai Santa Fe.

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

What It Helps Address

• Failed catalytic converter efficiency codes
• Exhaust restriction from a worn or damaged converter
• Emissions test failure related to converter performance
• Exhaust leaks at the converter flange connection
• Fitment issues caused by non-OE-style replacement parts

Installation Notes and Tips

• Verify the vehicle’s emissions certification before ordering; this part is listed for Federal and California emissions applications, with restrictions noted for CA, CO, ME, and NY licensing.
• Confirm rear or main converter placement against the vehicle’s original exhaust layout.
• Check flange alignment and gasket surfaces before installation.
• Inspect the exhaust system for upstream or downstream damage that could affect converter performance.
• Use the listed fitment notes for dual exhaust and engine VIN-specific applications where applicable.

Quality Assurance

AP Exhaust uses automated workstations, spinner welding equipment, and high-speed production lines to build converters to OE dimensions and fitment standards. The ARISTO substrate chemistry and stainless steel construction support consistent manufacturing quality for direct replacement service.

• Fits 2007-2010 Kia Optima, Rear, Direct Fit; (07-10); 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.; (Dual Exhaust)
• Fits 2006-2010 Kia Optima, Rear, 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.
• Fits 2007-2009 Hyundai Santa Fe, 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.
• Fits 2007-2009 Hyundai Santa Fe, Rear, Direct Fit; Main Conv.; 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.
• Fits 2007-2008 Kia Rondo, Rear, Direct Fit; Main Conv.; 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.
• Fits 2006 Kia Optima, Rear, Direct Fit; (2006 w/ Eng. VIN 4); 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.; (Dual Exhaust)