AP Exhaust 644117 Federal/EPA Direct-Fit Catalytic Converter

The AP Exhaust 644117 is a Federal/EPA-compliant, direct-fit catalytic converter engineered as a precise replacement for worn or failing OE units. Manufactured by AP Emissions Technologies — a leader in aftermarket emissions and exhaust solutions — this converter is built to exact OE dimensions for a bolt-on installation that requires no cutting, welding, or modification.

Key Features:

• Proprietary Substrate Chemistry: ARISTO-developed substrate formulation delivers highly efficient precious metal loadings, maximizing converter efficiency while keeping costs competitive
• OE-Matched Dimensions: Manufactured to exact original equipment specifications for a confirmed direct-fit replacement
• Advanced Manufacturing: Produced using automated workstations, spinner welding equipment, and high-speed production lines for consistent quality and precise construction
• Federal/EPA Compliant: Meets or exceeds Federal and EPA clean air emissions standards
• Complete Exhaust Coverage: Part of AP's full-line exhaust portfolio spanning manifold to tailpipe solutions for light-duty passenger vehicles

AP Emissions Technologies brings decades of experience to the light and commercial vehicle aftermarkets, delivering first-to-market application coverage, high service levels, and assured fitment. The 644117 catalytic converter is an ideal choice for technicians and DIYers seeking a reliable, emissions-legal replacement that installs like the original.