AP Exhaust 642221 Catalytic Converter - Front

Direct-Fit Catalytic Converter for Front Applications

AP Exhaust 642221 is a Federal / EPA direct-fit catalytic converter built for exact OE dimensions and fitment. It uses a stainless steel body, a ceramic substrate, and a 3-bolt welded flange inlet and outlet layout for a factory-style replacement on select Saturn Vue, Chevrolet Equinox, Pontiac Torrent, and Suzuki XL-7 front applications.

For shoppers searching for a front catalytic converter for 2008-2010 Saturn Vue, 2008-2009 Chevrolet Equinox, 2008-2009 Pontiac Torrent, or 2007-2009 Suzuki XL-7, part number 642221 provides a direct-fit solution with one O2 sensor port and included inlet gasket and outlet hardware.

Key Features

• Federal / EPA direct-fit catalytic converter
• Stainless steel body for corrosion resistance
• Ceramic substrate material
• 3-bolt welded flange inlet and outlet connections
• One O2 sensor port
• Inlet gasket included
• Outlet hardware included
• Overall length: 39 inches

Detailed Product Overview

AP Exhaust 642221 is engineered to match OE dimensions and fitment for front exhaust replacement on the listed vehicles. The converter uses AP Emissions Technologies’ ARISTO substrate chemistry and automated manufacturing processes to support consistent construction and efficient catalyst loading. That combination helps deliver a factory-style replacement for emissions system service while maintaining the direct-fit layout needed for straightforward exhaust alignment.

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

What This Part Helps Address

• Failed catalytic converter efficiency codes
• Exhaust restriction from a deteriorated substrate
• Rattling or damaged converter internals
• Exhaust leaks at the flange connection points
• Emissions test failures tied to converter performance

Installation Notes and Fitment

• Fits 2008-2010 Saturn Vue, front. Direct Fit; Federal and California Emissions. Not for sale or use on vehicles licensed in CA, CO, ME, or NY.
• Fits 2008-2009 Chevrolet Equinox, front. Direct Fit; Federal and California Emissions. Not for sale or use on vehicles licensed in CA, CO, ME, or NY.
• Fits 2008-2009 Pontiac Torrent, front. Direct Fit; Federal and California Emissions. Not for sale or use on vehicles licensed in CA, CO, ME, or NY.
• Fits 2007-2009 Suzuki XL-7, front. Direct Fit; Federal and California Emissions. Not for sale or use on vehicles licensed in CA, CO, ME, or NY.
• Verify emissions compliance and local regulations before installation.

Quality Assurance

AP Exhaust builds this catalytic converter to exact OE dimensions using automated production equipment, spinner welding, and high-speed manufacturing lines for consistent fitment and construction quality. Part number 642221 is made for direct replacement service on the listed front applications.