AP Exhaust 770494 Catalytic Converter

Direct-Fit California Catalytic Converter

AP Exhaust 770494 is a direct-fit catalytic converter for select 2005-2007 Chevrolet, Pontiac, and Saturn applications with California emissions requirements. It is built to OE dimensions for proper fitment and uses AP Emissions Technologies’ ARISTO substrate chemistry for efficient converter loading and consistent exhaust flow.

The 5GMXV02.2026 product line is engineered for exact-fit replacement needs, with manufacturing processes that support dimensional accuracy and repeatable build quality. This makes AP Exhaust 770494 a practical choice for emissions-related repairs on the listed vehicles.

Key Features

• Direct-fit catalytic converter for California emissions applications
• OE-style dimensions for factory-style fitment
• ARISTO substrate chemistry for efficient loading and converter performance
• Built using automated workstations and high-speed production methods
• Designed for select 2005-2007 Chevrolet Cobalt, Chevrolet HHR, Pontiac G5, and Saturn Ion applications

Vehicle Fitment

• Fits 2007 Chevrolet Cobalt, N/A — Direct Fit - California; EO Number: D-798-10
• Fits 2007 Chevrolet HHR, N/A — Direct Fit - California; EO Number: D-798-10
• Fits 2007 Pontiac G5, N/A — Direct Fit - California; EO Number: D-798-10
• Fits 2007 Saturn Ion, N/A — Direct Fit - California; EO Number: D-798-10
• Fits 2006 Chevrolet Cobalt, N/A — Direct Fit - California; EO Number: D-798-10
• Fits 2006 Chevrolet HHR, N/A — Direct Fit - California; EO Number: D-798-10
• Fits 2006 Saturn Ion, N/A — Direct Fit - California; EO Number: D-798-10
• Fits 2005 Chevrolet Cobalt, N/A — Direct Fit - California; EO Number: D-798-10
• Fits 2005 Saturn Ion, N/A — Direct Fit - California; EO Number: D-798-10

Common Repair Uses

• Replacement for a failed or inefficient catalytic converter
• Repair for emissions test failure related to converter performance
• Correction for check engine light concerns tied to catalyst efficiency codes
• Direct replacement when the original converter is damaged or restricted
• Restoration of proper exhaust aftertreatment on California-emissions vehicles

Installation Notes

Verify the vehicle year, make, model, and California emissions configuration before ordering. This part number, 770494, is listed as a direct-fit converter with EO Number D-798-10 for the applications shown. Professional installation is recommended to confirm proper exhaust alignment and emissions compliance.

Quality Assurance

AP Exhaust uses advanced manufacturing methods, including automated workstations, spinner welding equipment, and high-speed production lines, to build converters to exact OE dimensions. The 5GMXV02.2026 line is positioned for consistent fitment and efficient production quality. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.