AP Exhaust 771174 CARB Compliant Direct-Fit OBD-II Catalytic Converter with Integrated Exhaust Manifold

The AP Exhaust 771174 is a CARB-compliant, direct-fit OBD-II manifold catalytic converter engineered as a complete replacement for the factory exhaust manifold and catalytic converter assembly. Designed to meet or exceed OEM specifications, this unit restores proper emissions performance and ensures compatibility with OBD-II monitoring systems.

AP Emissions Technologies utilizes ARISTO proprietary substrate chemistry to deliver highly efficient precious metal catalyst loadings — optimizing converter efficiency while keeping costs competitive. Each unit is produced using advanced manufacturing processes including automated workstations, spinner welding equipment, and high-speed production lines to guarantee exact OE dimensions and fitment.

Key Features:

• CARB Compliant — meets California Air Resources Board emissions standards for use in all 50 states
• OBD-II Compatible — engineered to work correctly with on-board diagnostics, preventing false trouble codes
• Direct-Fit Design — bolt-on replacement built to exact OE dimensions for a hassle-free installation
• Integrated Exhaust Manifold — combines the exhaust manifold and catalytic converter into a single assembly, simplifying replacement
• Proprietary Substrate Chemistry — ARISTO catalyst formulation provides superior conversion efficiency and long-term durability
• Advanced Manufacturing — spinner welding and automated production ensure consistent quality and structural integrity

AP Exhaust 771174 is the trusted choice for a precise, emissions-legal catalytic manifold converter replacement that delivers OE-level performance right out of the box.