MagnaFlow 36621 Direct Fit California Pre-OBDII Converters 1991-1992 Honda Accord MagnaFlow Direct-Fit Catalytic Converters are designed for easy bolt-on installation. Each is designed to exact the original equipment specifications. While the majority of the Direct-Fit Catalytic Converter products do not require welding, cutting or bending on some applications may require additional welding for optimal installation. OBDI and OBDII EPA Compliant EPA Approved Warranty 100% Stainless Steel Construction If you are located in California, you are required to buy a California Compliant Catalytic Converter. If you are unsure if you need a CA compliant converter, please contact us.