AP Exhaust 774399 Catalytic Converter - Right

AP Exhaust Catalytic Converter for Ford F-150

AP Exhaust catalytic converter Part Number 774399 is a direct-fit replacement for select 2004-2005 Ford F-150 right-side applications. It is built to OE dimensions for proper fitment and uses AP Emissions Technologies substrate and manufacturing processes to support efficient exhaust flow and emissions control.

Key Features

• Direct-fit catalytic converter for the right side
• Compatible with 2004 Ford F-150, right
• Compatible with 2005 Ford F-150, right
• Built to OE dimensions for fitment accuracy
• Manufactured with automated production and spinner welding processes
• California emissions application with EO Number D-798-14
• Part Number 774399 for ordering and identification

Product Details

AP Exhaust 774399 is part of the 4FMXT05.4PP7 product line and is engineered for vehicles that require a California-compliant right-side catalytic converter. The converter uses AP Emissions Technologies substrate chemistry and advanced manufacturing methods to deliver consistent construction and efficient converter performance. For buyers searching for a 2004 Ford F-150 right catalytic converter or a 2005 Ford F-150 right catalytic converter, this unit matches the listed OE-style application and dimensions.

Common Replacement Reasons

• Failed emissions test
• Check engine light related to catalyst efficiency
• Restricted exhaust flow from a worn converter
• Physical damage or internal substrate breakdown
• Need for a California-emissions right-side replacement

Installation Notes

Verify the vehicle’s emissions certification and right-side application before installation. This converter is listed as a direct fit for the specified Ford F-150 applications and should be matched to the correct year, model, position, and California emissions requirement. Professional installation is recommended to confirm proper sealing, alignment, and sensor compatibility during exhaust service.

Quality Assurance

AP Exhaust uses automated workstations, spinner welding equipment, and high-speed production lines to build converters to exact OE dimensions. The 4FMXT05.4PP7 line is produced with a focus on consistent fitment and emissions compliance for the listed applications.