ARISTO's proprietary substrate chemistry yields highly efficient loadings for lower cost and better converter efficiency while our latest advanced-manufacturing technology, including automated workstations, spinner welding equipment, and high-speed production lines ensures that all converters are built to exact OE dimensions and fitment. This in total allows AP Exhaust Technologies to maintain industry-leading efficiency, productivity, and competitive pricing.

AP Exhaust 644179 Federal/EPA Catalytic Converter - Direct Fit Features:

• 2012-2013 Mercedes-Benz S550 Left
• Featuring Aristo Clean by Design® advanced catalyst technology to handle the toughest emissions problems
• Highly efficient loadings for lower cost and better converter efficiency
• 409 stainless steel shell and neck construction for longer life
• Hardware included (where needed) for faster, easier installation
• Body Material: Stainless Steel
• Overall Length: 71.000 in.
• Inlet Connection: 2 Bolt Spinner
• Outlet Connection: 2.9 in. Norma Ball
• Sensor Ports: 2
• California Air Resources Board (CARB) Certified: No
• Clamp Quantity: 2
• Converter Type: Federal/EPA Direct-Fit
• Inlet A Connection Type: Flare with Spin Flange
• Inlet B Connection Type: Pipe
• Inlet Hardware: None
• Inlet Type B: 2.63 in. ID Slip Fit
• Outlet A Connection Type: Ball
• Outlet Gasket: None
• Outlet Hardware: None

Emissions Note:

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART