AP Exhaust 774040 Catalytic Converter with Integrated Exhaust Manifold - Left

AP Exhaust Catalytic Converter with Manifold

AP Exhaust part number 774040 is a direct-fit catalytic converter with integrated exhaust manifold for select Toyota applications. It is built to OE dimensions for proper fitment and is engineered for California emissions-compliant vehicles.

Key Features

• Direct-fit catalytic converter with integrated exhaust manifold
• Built to exact OE dimensions for fitment accuracy
• Uses AP Exhaust ARISTO substrate chemistry for efficient catalyst loading
• Manufactured with automated workstations, spinner welding, and high-speed production lines
• California emissions compliant for listed applications
• Compatible with select Toyota 4Runner, FJ Cruiser, and Tacoma models

Product Details

The AP Exhaust 774040 is part of the BrandLine 3TYXT04.0FFP product line, which focuses on OE-style fitment and efficient converter construction for specific vehicle applications. This design combines the catalytic converter and exhaust manifold into one assembly, helping maintain factory-style exhaust routing and emissions control on the listed Toyota platforms. Fits 2003 Toyota 4Runner, left; Fits 2004 Toyota 4Runner, left; Fits 2005 Toyota 4Runner, left; Fits 2006 Toyota 4Runner, left; Fits 2007 Toyota 4Runner, left; Fits 2008 Toyota 4Runner, left; Fits 2009 Toyota 4Runner, left; Fits 2007 Toyota FJ Cruiser, left; Fits 2008 Toyota FJ Cruiser, left; Fits 2009 Toyota FJ Cruiser, left; Fits 2005 Toyota Tacoma, left; Fits 2006 Toyota Tacoma, left; Fits 2007 Toyota Tacoma, left; Fits 2008 Toyota Tacoma, left; Fits 2006 Toyota Tundra, left; Fits 2005 Toyota Tundra, left.

Common Uses

• Replacing a failed or restricted catalytic converter
• Restoring exhaust flow on a Toyota 4Runner, FJ Cruiser, or Tacoma
• Addressing emissions test failures on California-compliant applications
• Correcting fitment issues caused by a damaged manifold-converter assembly
• Repairing exhaust leaks at the integrated manifold section

Installation Notes

Verify left-side application, model year, and emissions configuration before installation. This part cross-references 9TYXT04.0AEM for the same application. Confirm all mounting points and exhaust connections match the original assembly prior to installation.

Quality Assurance

AP Exhaust uses automated manufacturing processes and OE-dimensioned construction to support consistent fitment and production quality. The listed applications are California emissions compliant, with EO Number D-798-14.