MagnaFlow 418006 Catalytic Converter - Left or Right

California OBDII Catalytic Converter for Select Applications

MagnaFlow 418006 is a California Grade CARB-compliant universal catalytic converter built for select 1995-2004 applications that require a 2.50-inch weld-on exhaust solution. It is engineered to help keep the check engine light off while providing a legal replacement option for listed vehicles in California and other CARB-restricted states.

Key Features

• Universal fit design for adaptable exhaust installation with cutting and welding required
• 2.50-inch inlet and outlet diameter for compatible exhaust routing
• Stainless steel body and tube construction for corrosion resistance
• Ceramic substrate for emissions control performance
• Round clam shell body with attached heat shield
• CARB Executive Order D-193-119 for listed vehicle applications
• MagnaFlow part number 418006 for easy identification

Product Details

This MagnaFlow California OBDII catalytic converter is part of the brand’s California Grade line, which is built for vehicles that must meet stricter emissions requirements. The universal design gives installers flexibility on select Dodge Viper, Chevrolet Corvette, Buick LeSabre, and other listed applications, while the stainless steel construction supports long-term durability in the exhaust system. MagnaFlow 418006 is a direct-fit solution only where the fitment table lists it, and it is intended for weld-on installation in place of the original converter.

Fits 2004 Dodge Viper, left and right. Fits 2003 Dodge Viper, left and right. Fits 2002 Dodge Viper, left and right. Fits 2001 Dodge Viper, left and right. Fits 2000 Dodge Viper, left and right. Fits 1999-1997 Chevrolet Corvette, left and right. Fits 1999-1995 Mercedes-Benz S320, left and right. Fits 1999-1995 Mercedes-Benz C36 AMG, left and right. Fits 1999-1995 Mercedes-Benz SL320, left and right.

Common Issues It Can Address

• Failed catalytic converter emissions testing
• Check engine light concerns related to converter efficiency
• Restricted exhaust flow from a worn or damaged converter
• Need for a CARB-compliant replacement in restricted states
• Corrosion-related converter housing deterioration

Installation Notes and Tips

Installation requires cutting and welding, and no mounting hardware, gaskets, clamps, hangers, or oxygen sensor provisions are included. Verify inlet and outlet sizing at 2.50 inches before installation, and confirm the listed CARB Executive Order and vehicle application before final fitment. This part number is commonly searched as MagnaFlow 418006 for California OBDII catalytic converter replacement on select Dodge Viper and Chevrolet Corvette applications.

Quality Assurance

MagnaFlow 418006 is built to meet or exceed California Air Resources Board requirements and has undergone additional testing for CARB compliance on the listed vehicles. The stainless steel construction and CARB Executive Order D-193-119 support legal use in California and other CARB-restricted states where the application is approved.